Chọn một đáp án đúng trong số A, B, C hoặc D để hoàn thành mỗi câu sau.
1. Could you _______ off the radio, please? It's very noisy.
A. turn B. go C. set D. take
2. English _______ as a foreign language at most schools in Vietnam.
A. is teaching B. are taught C. is taught D. will teach
3. My best friends often play tennis _______ Sundays.
A. at B. on C. for D. in
4. We didn’t go camping yesterday _________ it rained heavily.
A. because B. although C.Despite D. In spite of
