Question

用所给动词的适当形式填空。

celebrate, happen, peel, discuss, improve, catch

1.What _____________________ if people don’t have any phones or computers?

2.He tried to run to the bus stop, at last he ________________ the bus.

3.He cut the tomato into four pieces without ____________ it.

4.It?s impossible for the students ________________ their grades without hard work.

5.Don?t talk loudly. They ________________________ something important.

6.The Greens always ______________________ Thanksgiving Day in the restaurant.

Answer 1

1.will happen

2.caught

3.peeling

4.to improve

5.are discussing

6.celebrate

【解析】

试题分析：

1.If引导的条件状语从句中，从句用一般现在时，主句用一般将来时。

2.Catch the bus坐车，这里用一般过去时。

3.Without引导伴随状语，表状态。这里用Peel的动名词形式。

4.It is +adj+for +sb+to do sth对于某人来说，做某事怎么样。所以这里用improve的to do 形式。

5.

6.Celebrate 庆祝。

考点：选词填空。