单选题：What is the main reason that the man runs every day?

题目内容：
What is the main reason that the man runs every day? A．To think out some difficult problems.
B．To do some cross-country running.
C．To finish a course in physial training.
D．To keep fit and healthy.

参考答案：
答案解析：

You have been entertained by your friend Gao Jie when you st

You have been entertained by your friend Gao Jie when you stayed in Beijing on v

分类：公共英语三级  题型：单选题
查看答案

What can a "malignant" virus do to your computer?

What can a "malignant" virus do to your computer?A．It can cause no damages at al

分类：公共英语三级  题型：单选题
查看答案

Randy

RandyA．Smoking brings many psychological benefits. B．Tobacco is an important sou

分类：公共英语三级  题型：单选题
查看答案

The study of trees, branches and roots shows that __________

The study of trees, branches and roots shows that __________. A．there were large

分类：公共英语三级  题型：单选题
查看答案

How old was the baby when he learned to say that word correc

How old was the baby when he learned to say that word correctly?A．About 18 month

分类：公共英语三级  题型：单选题
查看答案