Because he works so hard, there is a high probability,          everybody can see,      he will pass the college entrence examination.

A. that, which  B. as, that   C. which, why   D.like, that

 as much memory work as possible is fundamental to         our English.

A. Doing, improving   B.  To do,  improve   C. Do, improving   D. Doing, improve

 I have never spent        day.

A. a worried   B. more worried  C. a more worrying  D. the most worrying

 is no wonder that he has nobody here to turn        .

A. It, in   B.  There，to   C. It, to  D. There, for

 this form of exercise is good for the old and the young as well remains        .

 A. What, seen   B. If,  seeing   C. Whether, to be seen  D. If, unknown

 all the negative effects the Internet has       our lives,the Internet is more and more popular.

A. Although, in  B. Despite,  on   C. Regardless, on  D. While, in

 He is        but a fool.We can’t pass him by.

A. nothing   B. anything  C. everything   D. something

 Follow these few tips, and your time spent    reserch on the Internet will be much more    .

A. to do, paid off    B. did, reward  C. doing, rewarding  D. doing, rewarded

 It’s getting late,we’d better turn and        home.

A. made out  B. make for  C. head to   D. make up

 After a month their food supplies        and they had to give up the exploration.

A. used up    B. run out   C. gave out   D. cut off