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【单选题】
Jim, how nice your car is! How long ________ you _________ it? [ ]A.
did; buy
B.
did; have
C.
have; had
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【单选题】This is the _____ piano on which the composer created some of his greates-t works.
A.
actual
B.
genuine
C.
real
D.
original
【简答题】?? ??You must have been troubled by when to say“I love you”because it is one of the greatest puzzles in our life. What if you say it first and your partner doesn’t love you back? Or if they do say it ...
【单选题】Which country has the greates number of millionaires and billionaires in the world?
A.
China
B.
UK
C.
USA
D.
Australia
【单选题】The editor of the magazine, Philip Green, is an editor for _____ a lot of teenagers have the greatest respect. [ ]
A.
that
B.
what
C.
who
D.
whom
【单选题】对于相同的调制信号,分别采用2ASK、2FSK、2PSK调制,得到的 2ASK、2FSK、2PSK 信号的带宽关系为 。
A.
2ASK= 2PSK= 2FSK
B.
2FSK ＞ 2PSK= 2ASK
C.
2FSK ＞ 2PSK ＞ 2ASK
D.
2ASK= 2PSK ＞ 2FSK
【单选题】China's success in manned－spacecraft travel shows ________ our country has become one of the greatest powers in space research.
A.
what
B.
which
C.
/
D.
it that
【简答题】Happy April Fool’s Day．In celebration of the day, we have put together a list of some of the greatest hoaxes in history．They are the lies that have been designed for innocent people who are ready to b...
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