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                    - There was nothing that they could do __________ .
 - Only after they had discussed the matter for several hours __a decision.
 - What is one of the consequences caused by the many claims of household products? 查看材料
 - They happened to__________ for Tianjin when we got there.
 - Which of the following is TRUE of cell phone users?
 - Indian elephants are getting increasingly angry and they revenge he cause__________.
 - They’ve won their last three matches,_________I find a bit surprising.
 - What Ms.Gao and Ms.Tang said suggests that __________. 查看材料
 - Some children don’t know ________ for their parents.
 - Can you guess if they ______ to play basketball with us? –I think they’ll come if they _____ free.