更多"[单选题] ______ will spend the summ"的相关试题:
[单选题]I’ mafraidI’ ll spend twohours on theproblem.
A. other
B. more
C. another
D. else
[单选题]Why did the author like to spend time in Southbank when he returned to London?
A.To make new friends.
B.To join the skateboarding.
C.To relieve his childhood days.
D.To learn new tricks.
[单选题]44. Research findings show we spend about two hours dreaming every night, no matter what we _____ during the day.
A.should have done
B.would have done
C.may have done
D.must have done
[单选题] When you are 50. to 60. years old, spend time_____ and_____ young people, thenext generation.
A. .train; develop
B. trained; developed
C. training; developing
D. trains; develops
[判断题]卤素灯从外形上分H1、H2、H3、H4四种，其中H4为双灯丝灯泡，广泛用于前照灯，H1、H2、H3灯泡为单灯丝灯泡，常用作辅助前照灯。
A.正确
B.错误
[单选题]27. The hours _____ the children spend in their one-way relationship with real-life people.
A.in which
B.on which
C.when
D.that
[判断题]H2C=0 + H2N-NHC6H5 → H2C=N-NHC6H5+ H20 反应属于皂化反应。
A.正确
B.错误
[单选题]为在一连续的存储单元中，依次存放数据41H，42H，43H，44H，45H，46H，可选用的数据定义语句是( )。
A.DB 41，42，43，44，45，46
B.DW 4142H，4344H，4546H
C.DW 'AB'，'CD'，'EF'
D.DW 'BA'，'DC'，'FE'
[单选题]H2C=O + H2N-NHC6H5→ H2C=N-NHC6H5+ H2O反应属于()。
A.A.加成反应
B.B.皂化反应
C.C.脱水反应
D.D.缩合反应
[单选题] I did want a holiday abroad, but I ______ the idea last week.
A. give up
B. have given up
C. gave up
D. had given up
[单选题]We will have a ________holiday after the exam.
A. two month
B. two-month
C. two month's
D. two-months
[判断题]在H—F、H—S、H—C、H-N几种化学键中，H—C的极性最强。
A.正确
B.错误
[单选题] We always go swimming ______ summer.
A. on
B. in
C. at
D. of
[多选题]h泵=hR+h孔中h泵、hR、 h孔分别代表（ ）。
A.A、瓦斯泵总负压
B.B、管道总阻力
C.C、要求孔口抽放负压
D.D、瓦斯泵流量
E.E、瓦斯含量
[单选题]根据三比值法，C2H2/C2H4 编码=0 、CH4/H2编码=1 C2H4/C2H6编码=0时，可初步判断装置故障（异常）类型为（）：（）
A.低能放电
B.电弧放电
C.高温过热(高于700℃)
D.局部放电
[单选题]H2C=O + H2NOH → H2C=NOH + H2O反应属于（）。
A.A.加成反应
B.B.缩合反应
C.C.脱水反应
D.D.酯化反应
