The Great Wall is a ____（人文奇观）

发电

____(成百万计的）people will take a vacation on _____(国家的）Day.

I always help my mom ___(摆放）the table, because the table is about 1 meter ___(高）.

先锋

There is ___春，___夏，___秋，and ___冬，which ___（季节） do you prefer?

She_________ apples in her garden when I_________ to see her yesterday.

• picked，went

• was picking， went

• picked，was going

• was picking，was going

Jonny, I can't believe how much you _____ (change) since the last time I _____ (see) saw you.

It has been almost ten years ___ I learned English.

• before

• when

• since

• after

I will call you as soon as he ___ here

• arrive

• will arrive

• arrived

• arrives