2.check,examine,test,look up
check v. & n.着重于核对，查明是否正确。
examine v. 这一检查着重于通过检查这一手段去发现新的东西或情况。有时可和check换用。
test v.& n.试验，检验；考验
look up v.查阅(词典等工具书)以获取有关的信息。
应用
(1)I ______ my schoolbag to see if I’ve left the pen.
(2)You must do an experiment to ______
what he said.
(3)A policeman ______ his bag to see
if there were any drugs.
(4)When I ______ my shopping list,I
found I’d forgotten
to buy eggs.
(5)You’d better ______ the word in the dictionary if you don’t know how to use it.
(6)I can’t see things clearly,I’d like to go to the doctor’s to have my eyes______.
答案：(1)checked (2)test (3)examined/checked (4)checked (5)look up (6)examined
典例剖析
[例1] (2005年春季北京，25)______ recent report stated that
the number of Spanish speakers in the US would be higher than the number of
English speakers by ______ year 2090.
A.A;the B.The;/ C.The;/ D.The;a
剖析：本题考查冠词的用法。第一处用不定冠词，表示“某一份报告”的意思。第二处因为特指2090年，所以使用定冠词。
答案：A
[例2] (2004年重庆，34)I failed in the final examination
last term and only then______ the importance of studies.
A.I realized B.I had realized C.had I
realized D.did I realize
剖析：本题考查倒装句型。当only引导的状语位于句首时，需要使用主谓倒装语序。参见必背句型1。时间状语only then表明此处使用一般过去时态。
答案：D
[例3] (2004年全国，29)-Isn’t that Ann’s husband over there?
-No,it ______
be him,I’m sure he doesn’t wear glasses.
’t B.must not C.won’t D.may not
剖析：本题考查情态动词的用法。从后面一句话所提供的语境分析，“我对此非常有把握”，所以“绝对不可能是他”。情态动词must不能用于否定的推测，此时应该使用can’t。
答案：A