更多"[单选题]More than forty years ago, Chi"的相关试题:
[单选题]It is reported that more than one new house________ at present in the disaster area.
A.has been built
B.have been built
C.is being built
D.are being built
[单选题]Over the past 3 years, more than one book about space exploration ________ all over the world.
A.were published
B.was published
C.have been published
D.has been published
[单选题] He is more _( )_ for the job than the other candidates because he has more experience in this field.
A. favorable
B. suitable
C. equal
D. qualifying
[单选题] He is more _________ for the job than the other candidates because he has more experience in this field.
A. favorable
B. suitable
C. equal
D. qualifying
[单选题] 一居民用户电能表常数为3000imp／kWh，测试负荷为100W，电能表发出1imp需要的时间是。
A. 5s
B. 10s
C. 12s
D. 15s
[单选题]2.99. 第1题
有功电能表常数的单位imp/kWh中的imp是指()。
A.盘转数
B.脉冲数
C.电量
D.周期
[单选题]某电能表常数为2000imp／kWh，测得10imp的时间为12s，则功率为（ ）。
A.A、6kW
B.B、3kW
C.C、1.5kW
D.D、12kW
[简答题]某用户将计费有功电能表的计度器由原来的1500imp/kWh更换成1800imp/kWh,发现时的电表示数为{#X1#}kWh,后查实其更换计度器时的电表示数为30.5kWh,该用户倍率为3000,应追补的电量为Y1=____kWh。
[简答题]主台在调试某用户终端参数时将常数K由正确的3200imp/kWh错发为5000imp/kWh,终端显示的功率为{#X1#}kW,用户的实际用电负荷Y1=____kW。
[单选题] The good weather could be an important _( )_ intomorrow's game.
A. fact
B. factor
C. force
D. activity
[单选题]电子式电能表的常数单位是 imp/kWh。( )
A.正确
B.错误
[单选题] His father died last year, _____ made it impossible for him to go abroad.
A. it
B. which
C. this
D. that
[单选题]Not until quite recently________ that how important it is to learn English well.
A.did we realise
B.we realised
C.had we realised
D.we had realised
[单选题] Hardly had we reached home _____ it began to rain.
A. before
B. than
C. as soon as
D. when
[单选题]He put forward a theory, _______ of great importance to the progress of science of technology.
A.I think which is
B.which I think is
C.which is I think
D.I think it is
[单选题] _____ life began on earth is one of the biggest puzzles to scientists.
A. How
B. What
C. Where
D. That
[单选题]About two thousand five hundred years ago the first houses appeared on the fat tops of the hills in ________ is now northern New Mexico.
A.where
B.which
C.what
D.that
[单选题] Ten years ago the population of our village was _____ that of theirs.
A. as twice large as
B. twice as large as
C. twice as much as
D. as twice much as
