HOC24
Lớp học
Môn học
Chủ đề / Chương
Bài học
Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that is closest in
meaning to each of the following questions.
You need not to have washed the sheets. The hotel staff does the cleaning.
A. It is good that you washed the sheets.
B. It was not necessary to wash the sheets, even though you did.
C. It was necessary to wash the sheets, but you did not do it.
D. It was necessary to wash the sheets, and you did not do it.
- Quan sát hình 17.1, cho biết 5 nước đầu tiên tham gia vào hiệp hội các nước Đông Nam Á, những nước nào tham gia sau Việt Nam?
Phương trình điện li nào dưới đây viết không đúng?