be able to + 动词原形,有人称和数的变化,可用于多种时态。 (2)can 常指客观上能够;be able to 更侧重于经过努力、克服一定困难有能力做成某事。 He will be able to(能够) speak English next year.(在此不能填can) 8. promise n. 承诺;诺言 v. 许诺;承诺;答应 ...
在enjoy, finish, hate, go on, be busy等词语后,一般用动词-ing形式作宾语。例如: lin Tao is busy making a model plane。 林涛正忙着做飞机模型。 My mother enjoys taking a walk after supper。 我妈妈喜欢晚饭后散步。 I hate watching Channel Five。
go ahead 走在前面,领先;干吧,干下去 go away 走开,离去 go by 走过; 经过; 过去 2007、36 Until 1954 it was thought that no man could run one mile in less than four minutes. As years 36 ,the record came closer and closer to four minutes ...
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