Câu hỏi:

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Cynthia: “Hi, Victor. Do you think it’s possible for us to have a talk sometime today?" Victor: “I’d love to, but______."

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

It's _____ unique opportunity to see African wildlife in its natural environment.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

I was tired when you saw me because I ______ for the exam.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Make sure you _____ up the data on your computer, because you might get a virus.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

_____ we understand his reasons, we cannot accept his behaviour.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

This winter wasn’t _______ as difficult as last winter.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

His speech was careful and ______, but his words seemed to make no sense.