Watch the video, review the simple pasttense and present perfect tense and do thefollowing exercises.iSmart3 填空题 1分Robert underline(1)(start) to use acomputer when he was an office worker.

[单选题]A teacher lists twenty "simple present tense" sentences and asks students t

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It is necessary that the students______more exercises to do.A. haveB. can haveC.

[单选题]We find it _____ to do morning exercises every day.A.helpfulB.thankfulC.won

Watch a video clip and put the 12 steps of the hero‘sjourney in the order that t

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[单选题]What do we mean by a perfect English pronunciation? In one (11) there are as many different kinds of English as there are speakers of it. No two speakers speak in exactly the same (12) We can always hear different forms between them, and the pronunci

[试题]when you do the watch keeping in the engine room ,what should you be careful about ?

[主观题]D．o you need to compensate your present employer if you resign? If so, please give details。

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