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【判断题】
两相触电危险性较单相触电大。()
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】x^3+1=0的有几个有理根
A.
0.0
B.
1.0
C.
2.0
D.
3.0
【单选题】Our ancestors have passed on to us the wisdom that to ensure the long-lasting prosperity of a country, we must show tolerance towards those who _________ along revolutionary paths.
A.
strike
B.
strike out
C.
strike on
D.
strike in
【单选题】比杆赛中,在沙坑击球后后,球碰到站在沙坑边同组球员的球童,弹回沙坑时又滚到了自己的脚边碰到了脚上,把脚挪开时球了又滚动了半码左右,把球捡起来放回了原位,他受到的处罚是()
A.
罚两杆
B.
罚一杆
C.
罚三杆
D.
罚四杆
【单选题】x3-1的根有几个?()
A.
1
B.
2
C.
3
D.
4
【单选题】根据线段图,下列正确的方程有几个?( ) 1 3 x - x = 80 2 3 x + x = 80 3 4 x = 80
A.
1个
B.
2个
C.
3个
【简答题】Our ancestors have passed on to us the wisdom that to ensure the long-lasting prosperity of a country, we must show ________ those who ________ along reolvutionary paths. Such people, with their new i...
【简答题】To ensure a steady growth in our national __________ , we must __________ effort to stimulate our __________ demand and __________ saving and consumption. (domestic, economy, earnest, strike a balance...
【单选题】We must __________ the rivers which overflow annually. Otherwise floods will frequently strike the areas along the rivers.
A.
harness
B.
make use of
C.
take advantage of
D.
utilize
【简答题】Our ancestors have passed on to us the wisdom that to ensure the long-lasting prosperity of a country, we must show __________ those who __________along revolutionary paths. Such people, with their n...
【简答题】Our ancestors have passed on to us the wisdom that to ensure the long-lasting prosperity of a country, we must show ____those who ____along revolutionary paths. Such people, with their new ideas and p...
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