It was difficult to explain the problem to beginners．

I can’t go with you because I have to do with a lot of matters．

I haven’t seen it myself, but it’s supposed to be a great movie．

You’re supposed to arrive home at ten today．

The audience was waiting for the curtain to rise．

It was ten in the morning but the curtains were still drawn．

Where are you going for your vacation?

They are on vacation in Kunming right now．

翻译句子

为了筹钱，明星们将在这场晚会上义务献唱。(sing for free)

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翻译句子

这个故事是有事实根据的。(base on)

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