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

Câu hỏi

I enjoy busy. I don’t like it when there is nothing .

A. being/to do

B. to be/doing

C. to be/to do

D. being/doing

Đáp án
A. being/to do

Câu hỏi thuộc Bài tập:

I enjoy______ busy. I don’t like it when there is nothing ______.