1、Module 4 从句练习Adverb Clauses合并下列句子：1. We watched the robins. They raised their young in our apple tree.2. Becky read the book. It was recommended by a friend.3. Dad donates his suits to charity. He has worn them a year.4. The policemen delayed the drivers. The wrecks were cleared.5. Ann ate an apple.
2、 She studied her vocabulary.（答案见答案角）从句练习：1. We watched the robins while they raised their young in our apple tree.2. Becky read the book since it was recommended by a friend.3. Dad donates his suits to charity after he has worn them a year.4. The policemen delayed the drivers until the wrecks were cleared.5. Ann ate an apple as she studied her vocabulary.
