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【单选题】
电路如图所示,则电路的时间常数 为A.
a
B.
b
C.
c
D.
d
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【简答题】If they put effort ______ everything, there is no limit to what they can do.
【多选题】下面描述流体流动的诗句有哪些？
A.
“千古兴亡多少事？悠悠。不尽长江滚滚流”（辛弃疾）
B.
“日照香炉生紫烟， 遥看瀑布挂前川。 飞流直下三千尺， 疑是银河落九天”（李白）
C.
风乍起，吹皱一池春水（冯延巳）
D.
“六朝旧事随流水，但寒烟衰草凝绿”（王安石）
【单选题】Hardly_________the phoneI was told that the hotel had been booked full．A．I had picked up；whenB．ha
A.
34．Hardly_________the phone I was told that the hotel had been booked full． A．I had picked up；when
B.
had I picked up；then
C.
had I picked up；when
D.
I had picked up；then
【判断题】The syntactic rules of any language are finite innumber, but there is no limit to the number of sentences native speakers ofthat language are able to produce and comprehend.
A.
正确
B.
错误
【简答题】There is no limit to the photosynthetic rate in plants such as ____________.
【单选题】He wanted to fly around the world to show young people that there is no limit to your dreams if you really want something.
A.
simple
B.
compound
C.
complex
D.
compound-complex
【单选题】It seems to leave no doubt that there is no limit to how much technology carmakers are going to pack into our cars. (将划线部分的译文从正面表达)
A.
似乎很清楚，汽车制造商将毫无限制地将众多技术用到汽车上。
B.
似乎毋容置疑，汽车制造商将毫无限制地将众多技术用到汽车上。
C.
似乎毫无疑问，汽车制造商将毫无限制地将众多技术用到汽车上。
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