问题 填空题
选词填空。
belong to,   because of,   much too,   too much
1. It must _____ Carla.
2. The shoes are _____ small for him.
3. She's worried _____ her test.
4. Don't put _____ salt in the soup.
答案

l. belong to   2. much too   3. because of   4. too much

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