Youcantpasstheexamyoustudyhard-优题课

You can't pass the exam you study hard．

A．

B．

C．

for

D．

unless

科目英语题型选择题难度中等

知识点：主从复合句

Yunnan Museum is such an interesting place that many kids have fun _____ it．（　　）

visiting

to visit

reading

to read

You looked unhappy just now．_____？

I missed the school bus and arrived late for class．（　　）

The PLA Navy（中国人民解放军海军） has been greatly helping keep world peace．As a Chinese， I am_____ it．（　　）

A．	responsible for	B．	proud of
C．	full of	D．	known for

With the rapid progress in high technology， 5G_____ around most parts of China in the near future．（　　）

A．	is used	B．	is using
C．	will use	D．	will be used

_____ we continue to kill elephants for their ivory，we humans will lose them in the end．（　　）

Before

Until

Although