Chọn đáp án đúng và giải thích
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Giải thích
6. He .................. that we should be more careful next time.
A. to think B. think C. thinks D. is thinking
7. This tablet is so .................. It works fast and rarely breaks down.
A. reliable B. convenient C. money-saving D. entertaining
8. The river ................. is over there. I can see it from here.
A. bank B. coast C. valley D. peninsula
9. Ann finds books .................. because she can learn many things from them.
A. are useful B. be useful C. useful D. being useful