用括号内所给动词的适当形式填空. 1.The report shows that some animals can _____ (train) to work for people. 2.Those dried flowers _____ (not sell) as well as the fresh ones. 3.Where is Jim?I'm afraid he _____ (forget) the visit to the museum. 4.The passengers were told that the plane _____ (take) off in two hours because of the bad weather. 5.—It is reported the police searched the whole building yesterday but nothing unusual was found there. —Really?I _____ (think) the thief had already been caught. 6.In order to complete the task,all the club members had no choice but _____ (stay) up late. 7.He failed the math exam again because the bell _____ (ring) before he finished the rest half of the testing-paper. 8.Many scientists are always trying to devote themselves to _____ (study) in different areas. |
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