题目
Only after they had performed hundreds of experiments did they succeed in (solve) ______the problem.
第1题
A.After
B.In
C.On
D.By
第2题
Only after a year______ to see the results of my experiment.
A.I began
B.I had begun
C.have I begun
D.did I begin
第3题
Only after a year______ to see the results of my experiment.
A.I began
B.I had begun
C.have I begun
D.did I begin
第4题
Only after a year ______ to see the results of my experiment.
A.I began
B.I had begun
C.have I begun
D.did I begin
第5题
The nearest hospital Dr. Drew had been taken to after the accident was for ______ .
A.blacks only
B.whites only
C.both whites and blacks
D.the colored
第6题
Only after a year______ to see the results of my experiment.
A.I began
B.I had begun
C.have I begun
D.did I begin
第7题
Only after I mailed the letter that I had forgot to put a stamp on it.
A.I remembered
B.did I remember
C.I didn't remember
D.didn't I remember
第8题
A.between
B.from
C.among
D.for
第9题
C—Browser D—E-mail
E—hit F—hacker
G—homepage H—hyperlink
I—Internet J—ISDN(Integrated Services Digital Network)
K—ISP(Internet Service Provider) L—Modem(Modulator-demodulator)
M—netizen N—Netnews
O—Newsgroup P—spams/junk mails
Q—TCP/IP R—Telnet
S—Usenet T—WWW(World Wide Web)
51. ( )垃圾邮件 ( )综合业务数字网
52. ( )网民 ( )电脑黑客
53. ( )传输控制/网际协议 ( )浏览器
54. ( )超级链接 ( )因特网服务提供者
55. ( )主页 ( )电子布告栏
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