Как правильно?

1.
She said she wouldn't refuse if he would ask her to go to the cinema.
She said she wouldn't refuse if he has asked her to go to the cinema.
She said she wouldn't refuse if he asked her to go to the cinema.
She said she wouldn't refuse if he would have asked her to go to the cinema.

2.
Please ask to Bill to come and see me.
Please ask Bill to come and see me.
Please ask to Bill come and see me.
Please ask Bill come and see me.

3.
Don't you remember that we would go to the cinema tonight?
Don't you remember that we go to the cinema tonight?
Don't you remember that we are going to the cinema tonight?
Don't you remember that we will be gone to the cinema tonight?

4.
Ask him how much did it cost.
Ask him how much cost it.
Ask him how much it cost.
Ask him how much it costed.

5.
She always says that we should go and see her more often.
She always says that we need go and see her more often.
She always says that we would go and see her more often.
She always says that we ought go and see her more often.

6.
Living here at the top of the mountain must be very sole.
Living here at the top of the mountain must be very alone.
Living here at the top of the mountain must be very only.
Living here at the top of the mountain must be very lonely.

7.
I worked in the garden when I suddenly felt a pain.
I have worked in the garden when I suddenly felt a pain.
I was working in the garden when I suddenly felt a pain.
I had been working in the garden when I suddenly felt a pain.

8.
The tailor made him a new clothes.
The tailor made him a new suit.
The tailor made him a new dress.
The tailor made him a new wear.

9.
I'll have to buy a trousers.
I'll have to buy one trousers.
I'll have to buy a pair of trousers.
I'll have to buy a couple trousers.

10.
If you had left me a note, I would have known where you were.
If you had left me a note, I had known where you were.
If you had left me a note, I would be known where you were.
If you had left me a note, I had been known where you were.

Спасибо :)

1) She said she wouldn't refuse if he asked her to go to the cinema.2) Please ask Bill to come and see me.3) Don't you remember that we are going to the cinema tonight?4) Ask him how much it costed.5) She always says that we should go and see her more often.6) Living here at the top of the mountain must be very lonely.7) I was working in the garden when I suddenly felt a pain.8) The tailor made him a new suit.9) I'll have to buy a pair of trousers.10) If you had left me a note, I would have known where you were.