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【单选题】
(2009天津河东一模)Some students are net surfing．which does great harm to their physical and mental health
A.
addicted to
B.
related to
C.
addicting to
D.
relating to
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】[2014•天津卷] The two countries are going to meet to ________ some barriers to trade between them.
A.
make up
B.
use up
C.
turn down
D.
break down
【单选题】The letters for the boss________on his desk but he didn’t read them until three days later. (2012·天津，2)
A.
were put
B.
was put
C.
put
D.
has put
【单选题】(2013·高考天津卷)It was not until near the end of the letter ________ she mentioned her own plan.
A.
that
B.
where
C.
why
D.
when
【单选题】－Is that man Mr. Smith?－It _____ be him. He has gone to NewYork on business. （2015天津）
A.
may not
B.
needn’t
C.
can’t
D.
mustn’t