The research mainly deals with the difficulty the students have _____ their atte

The research mainly deals with the difficulty the students have _____ their atte

题型:福建省月考题难度:来源:
The research mainly deals with the difficulty the students have _____ their attention on their study all the time.

[     ]

A. to focus
B. to be focused
C. focusing
D. focused
答案
C
举一反三
短文改错。
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We are all busy talking about and use the Internet
which set up in the 1960s. At first, the Internet was
only used by the government, but, in  early 1970s, 
the universities, hospitals and banks were allowed to
use it either. However, computers were still expensive 
and the Internet was difficult to use it. By the start of
the 1990s, computers become cheaper and easier.
Today it is easy to get on-line and it is told that
millions of people use the Internet every day. Send 
e-mail are more and more popular among students.
It has become one of the most important parts of people"s life.
1. _____
2. _____
3. _____
4. _____
5. _____
6. _____
7. _____
8. _____                                               
9. _____
10. _____

He is really considering _____ himself to _____ these children of the poor mountain village.
[     ]
A. to devote; educating
B. devoting; educating
C. devoting; educate
D. to devote; educate
What he said is well worth _____.

[     ]

A. being considered
B. to be considered
C. considering
D. to consider
As she is looking forward to_____ from me, please remember ______this letter on your way to school.
[     ]
A. hear; post
B. hearing; to post
C. be heard; posting
D. be hearing;to posting
How I regret I wasted time ______ online instead of devoting myself to study!

[     ]

A. being chatting
B. to chat
C. chatting
D. chatted