The test we did last time was more difficult than this one. A. This time we have to do the most difficult test of all. B. This test is not as difficult as the one we did last time. C. We did

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The test we did last time was more difficult than this one.

This time we have to do the most difficult test of all.

This test is not as difficult as the one we did last time.

We did an easy test last time and a difficult one this time.

The test we have done this time is not difficult at all.

Giải thích

Đáp án đúng: B

Dùng câu so sánh bằng làm dạng phủ định câu so sánh hơn: not as … as

Dịch nghĩa: Bài kiểm tra lần trước khó hơn bài kiểm tra lần này. = Bài kiểm tra lần này không khó bằng bài kiểm tra lần trước.