as long as possible!
A. will use
B. should be used
C. used
D. was used
【点拨】用语法判定法。“it”指代的主语“This cloth
bag”与动词use之间为被动关系。根据语境可知, 此
处表建议, 用should, 故选B。
3. —What can we do to protect our environment, Laura?
二、句型转换 6. My computer can be used by him. (改为主动语态) ____H_e___ ___c_a_n___ ___u_s_e___ my computer.
7. The plan should be discussed again. (改为否定句) The plan __sh_o_u__ld__ ___n_o_t___ ____b_e___ discussed again.
允许”应该用被动语态, 排除选项A和B。“don't think”为 否定前置, 因此后面用肯定形式, 故选C。
2. —This cloth bag is too old. I want to throw it away.
—I don't think it's a good idea. To save energy, it ____B____
人教江西专版 九年级上
Unit 7 Teenagers should be allowed to choose their own clothes.
单元核心语法 (Grammar Focus-4c)
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