Câu hỏi:

 

It is difficult ___________ all the instructions at the same time

Choose the letter A, B, C or D to complete the sentences

Alan agreed _______ hide and seek with me this afternoon.

Choose the letter A, B, C or D to complete the sentences

Do you know how to ___________ speech through long distance?

Choose the letter A, B, C or D to complete the sentences

I think that you had better ________ the doctor earlier so that you can make an arrangement

Choose the letter A, B, C or D to complete the sentences

People in my country are very open and _________.

Choose the letter A, B, C or D to complete the sentences

They are going ____________ Halong Bay in this summer vacation.

Choose the letter A, B, C or D to complete the sentences

There are ____________ apples in the bowl.