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Всегда ли можно утверждать , что ртуть производит на дно сосуда большее давление,чем вода?Ответ пояснение.Помогите срочно!!!!!!
Ответы 1
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ртуть это жидкий металл,очень тяжолый. во много раз тяжелей воды.поэтому ртуть производит больше давления на дно сосуда чем вода . это факт!
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Автор:
sidneycase - 5 лет назад
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1)Ann ____ her letter at 6 o’clock in the evening. *
a)Still wrote
b)Was writing
c)Still writes
d)Will still write
2)Can you stay here till I ____ to her? *
a)Shall speak
b)Speaks
c)Speak
d)Am speaking
3)We know that she ____ busy next Saturday. *
a)Would be
b)Will be
c)Had been
d)Were
4)Father told us that she ____ tickets the day before. *
a)Bought
b)Has bought
c)Was buying
d)Had bought
5)I can’t walk any ____. I’m exhausted. *
a)Farther
b)Further
c)Far
d)Farthest
6)Do you know when she ___ free? *
a)Are
b)Been
c)Will be
d)Were
7)Where is my umbrella? – You ___ left it on the bus. *
a)May have
b)Could
c)Should have
d)Might
8)He didn’t like ____ fun of. *
a)Being made
b)Making
c)Having made
d)Make
9)The house is on fire. – Good heavens! I ____ the fire – brigade immediately. *
a)Shall call
b)Am going to call
c)Was going to call
d)Am calling
10)I asked who this book ____ by. *
a)Was written
b)Wrote
c)Had been written
d)Is written
11)If you had consulted Dr. Burns earlier, you ___ ill now. *
a)Will be
b)Wouldn’t be
c)Won’t be
d)Wouldn’t have been.
12)How do you know this? - ___ the experience. *
a)By
b)At
c)In
d)With
13)We are happy ___ our holidays in the village now. *
a)To spend
b)To be spending
c)To have spent
d)To have been spent
14)____ in the company for many years, he knew everyone and everything. *
a)Working
b)Worked
c)Being worked
d)Having worked
15)____ you mind passing me the vinegar bottle? *
a)Will
b)Could
c)Might
d)Would
16)I was still hungry in spite of ___ several sandwiches. *
a)Being eaten
b)Eating
c)Having eaten
d)Having been eaten
17)My sister asked me where I ___. *
a)Am going
b)Has gone
c)Will be going
d)Had gone
18)There are very many mistakes in your exercise. You should do it ____. *
a)Carefully
b)More carefully
c)Most carefully
d)The most carefully
19)I wish you ____ leave now. Can’t you stay longer? *
a)Don’t
b)Don’t have
c)Didn’t have to
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20)Oh, I’m pleased ____ you back. *
a)Having seen
b)To see
c)Seeing
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a)Being looked
b)When looking
c)Looked
d)Having been looked
22)Don’t worry, our purchase ____ on time. *
a)Will be delivering
b)Will been delivered
c)Will deliver
d)Will be delivered
23)Jim ___ last week. *
a)Weren’t seen
b)Wasn’t seeing
c)Wasn’t seen
d)Wasn’t been seen
24)I’m not supposed to do, this is ___ my duties. *
a)Above
b)In
c)Of
d)Over
25)___ we get up, the sooner we’ll leave. *
a)The earliest
b)The earlier
c)Earliest
d)Earlier
26)Why haven’t you brought me ___ to read? *
a)Something
b)Anything
c)Nothing
d)Every
27)That interview appeared ____ I have ever had. *
a)The challengest
b)Most challenge
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28)Don’t speak so ____, I cannot understand anything. *
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b)Fastly
c)Fast
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a)Is
b)Are
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a)Mornings
b)Morning
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a)The safest
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d)Safe
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a)A
b)An
c)The
d)–
33)Because Sam and Michelle had done all of the work ___, they were unwilling to give up the results to Peter. *
a)Theirselves
b)Themselfs
c)Theirselfs
d)Themselves
34)Sally ___ in his house for a year. *
a)Has lived
b)Lives
c)Had lived
d)Lived
35)It snowed a lot last winter but it ___ so far this winter. *
a)Doesn’t snow
b)Isn’t snowing
c)Hasn’t snowed
d)Hadn’t snowed
36)By the time we got to the theatre the first act ___. *
a)Has already begun
b)Had already begun
c)Began
d)Was beginning
37)He started a small advertising agency after he ___ from the military service. *
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c)Has retired
d)Retired
38)I hope Susan and Andrew ___ this unpleasant episode by the time they meet again. *
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b)Will forget
c)Will be forgetting
d)Would have forgotten
39)___ women are often better teachers than ____ men *
a)-, -
b)The, the
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d)A. the
40)The city with its suburbs ___ a population of over two million. *
a)Has
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