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

It’s often safer to stay with your friends or in a group, _________ bullies are less likely to target a group of people.

Đáp án
C. because

Câu hỏi thuộc Bài tập:

E11- GS- Unit 9- Test for unit