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

Câu hỏi

Some students usually volunteer by _____poor children in their neighbourhood.

A. talking

B. singing

C. encouraging

D. tutoring

Đáp án
D. tutoring

Câu hỏi thuộc Bài tập:

E7-GS- Thi giữa kỳ I (2)