jeans were invented over 100 years ago, they’re still in fashion today.

—Your French is so good. How long have you been in France?
—      I was five.

根据提示填空（每空一词）
The girl is too young to go to school. (改为同义句)
The girl is ____ young ____she can’t go to school.

Wu Yi will help with the housework        he gets home after school.

While he ____ ____ (prepare) for the race, he fell ill suddenly and was sent to the hospital.

You’d better travel around Nanjing with a local tour guide        you want to know more about its culture.

根据提示填空（每空一词）
只要我们共同努力，中国梦就一定会实现。
As____ as we work hard, China Dream is sure to come true.

In Chongqing, you can often see many people dance outside together if it        in the evening.

—Do you know when Jay          here tomorrow?
—Sorry, I don’t know. But when he          here tomorrow, I’ll tell you at once.

We will go to Tian’anmen Square to watch the raising of national flag if it         tomorrow.