Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

Thanks to highly sophisticated technology, scientists have made many important discoveries in different fields

A. confusing

B. accessible

C. effective

D. advanced

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

I didn’t know you were asleep. Otherwise, I ____________ so much noise when I came in.

A. didn’t make

B. wouldn’t have made

C. won’t make

D. don’t make

Côn trùng hô hấp:

A. Bằng hệ thống ống khí

B. Bằng mang

C. Bằng phổi

D. Qua bề mặt cơ thể