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素能提升演練(十八)
Book Ⅱ Units 13~14
Ⅰ. 單詞拼寫
1. He is glad that you will ______(獲益)from his speech.
2. These plants ________ (漂浮)on the surface of the water.
3. Did you _______ (理解) everything the professor said?
4. They are making every effort to ______ (減少)the production costs.
5. If you break your word,he will never ______(相信) you again.
6. Long _______(分離) of the boy from his mother could lead to psychological problems.
7. It was a pleasant surprise to learn of her ________(結(jié)婚).