There are many factors contributing to the explosion of being too fat in the Uni

题型：江苏专项题难度：来源：

There are many factors contributing to the explosion of being too fat in the United States and the world,
______ the fundamental changes in the composition of their diet are first among them. [ ]
A. so
B. for
C. but
D. however

答案

举一反三

Most whales must come up for air after several minutes, ______ a few can stay under water for an hour or more. [ ]
A. while
B. or
C. for
D. so

题型：江苏专项题难度：| 查看答案

I thought Tom was dropping his head low______ the text, _____, in fact he was sleeping. [     ]
A. to read,  when
B. to be reading,  since
C. read,  where
D. reading,   while

题型：四川省期中题难度：| 查看答案

Fishing is my father"s favorite hobby, and __________.[ ]
A. he"d like to taking pictures as well
B. he feels taking pictures, too
C. to take pictures is also his hobby
D. taking pictures also gives him great pleasure

题型：同步题难度：| 查看答案

Their country has plenty of oil, __________ ours has none.[     ]
A. when
B. while
C. before
D. where

题型：同步题难度：| 查看答案

We should realize that there are other things that society should value besides high marks，________
honesty and responsibility. [     ]
A. for example
B. namely
C. such as
D. that is

题型：同步题难度：| 查看答案