Помогите написать 18 предложений 6present simple 6 present continuous 6 present perfect

1)    We (talk).................... when we (get).................. there.

2)    I don't know when she (be).................. home.                                                                  t

3)    We (wait).................... here till it (get)..................... dark.

4)    He (want)................... to know if you (meet)................... him in the library at five o'clock.

5)    He (be).............. ,.... very useful if you (treat)... .'............ him right.

6)    If all (go).................... well. 1 shall finish the work in a fortnight.                           f

7)    She (become)................. a teacher when she (grow up)....................

8)    I (stay).................... with Mother while you (call).................... a doctor.

9)    She is not sure if they (go)................. on holiday.

10)   We (not to have)................... dinner until Father (arrive).....................

11)   She (buy)................... a new house as soon as Martin (get)................ a good job.

12)   She doesn't know if they (come)................ if the weather (be)................... bad.

13)   They (not to go)................... anywhere in case it (rain).....................

14)   Ask him when he (buy)................. a car.

15)   What you (do)................... after you (pass).................. your exams?

16)   Peter (come).................. if they (invite).................... him.

17)   They (leave).................. for Paris tomorrow morning.

18)   Where they (go).................. for their holiday?

19)   Does he know that Mary (come)................. on Friday^

20)   I (call).................... you tomorrow if you like.

21)   I am afraid I am not ready. It's all right. I (wait)'.....................

22)   The Smiths (have)................. a party tomorrow night. You (come).................. ?

23)   He promises he (write)................. to us but I think he (forget).................... about it.

какова цена деления шкалы амперметра, расчитоную на максимальную силу тока 3 А , в котором содержится 10 делений