Be Going To and Will for predictions

Which sentence is correct?

• I think this machine isn’t going to work.

• I think this machine won’t work.

• I don’t think this machine will work.

Which sentence use will incorrectly?

• I feel terrible. I think I’ll be sick.

• I expect we’ll sell the house before Christmas.

• I bet we’ll get home before mom and dad do.

Which alternative complete the sentence:

Talk to your mom about the problem. I’m sure she _____ understand.

• will

• is going to

• won't

Which alternative complete the sentence:

I listened to the weather forecast. It_____ sunny at the weekend.

• will be

• 's going to be

• 's going be

Which alternative complete the sentence:

Today is a sunny day but I think it _____ rain tomorrow.

• 'll

• 's going to

• has

Which alternative complete the sentence:

Look at those black clouds! It _____ rain.

• 'll

• 's going to

• has

Which alternative complete the sentence:

Don’t worry about the exam. You _____ do well.

• will

• are going to

• has

Which alternative complete the sentence:

Be careful! You _____ drop that glass.

• has

• are going to

• will

Which alternative complete the sentence:

I'm sure you _____ love this movie.

• are going to

• will

• has

Which alternative complete the sentence:

Watch out! The dog _____ bite you.

• will

• is going to

• has