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【单选题】
程序设计语言一般可划分为低级语言和高级语言俩大类,与高级语言相比,用低级语言开发的程序具有______等特点。A.
开发效率高，运行效率高
B.
开发效率高，运行效率低
C.
开发效率低，运行效率高
D.
开发效率低，运行效率低
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【单选题】There is going to _______a sports meeting next week. If it _______, we’ll have to cancel it.
A.
be; will rain
B.
have; will rain
C.
be; rains
D.
have; rains
【简答题】一氧化碳中毒确诊最有价值的指标是
【单选题】Next week, ____ British Parliament will vote on ____ ban for all cigarette advertising. Ministers wish to cut smoking children under 16 years by a third by 2012. [ ]
A.
/;a
B.
the; a
C.
a;／
D.
a; the
【简答题】People were confused in their attempts to control malaria in Europe in the early 1900s, because scientists
【单选题】Jack’s family _______ their holiday in Shanghai this time next week．
A.
are enjoying
B.
are to enjoy
C.
will enjoy
D.
will be enjoying
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