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【单选题】
下列配合中属于间隙配合的。A.
φ30H8/m7
B.
φ30H7/g6
C.
φ30H8/k7
D.
φ100H7/t6
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反馈参考答案：
举一反三
【单选题】we use from ...to we use until
A.
with the duration of time
B.
with the time
C.
with days
D.
with period of the day
【多选题】有关路堤填筑的方式，下列说法正确的是______。
A.
不同土质混合填筑时应分层，每种填料层累计总厚不宜小于1m
B.
不因潮湿影响而变更其体积的优良土应填在上层，强度较小的土应填在下层
C.
河滩路堤填土，路堤与护道应分别填筑
D.
透水性较小的土填筑于路堤下层时，应做成4%的双向横坡
E.
原地面纵坡为15%的地段，可采用纵向分层法施工
【简答题】We use passwords(密码)to keep our personal information secret and safe, but some passwords we use may not be as reliable as we think. Splash Data, a computer security company, recently released a list o...
【多选题】有关路堤填筑的方式，以下说法正确的是（ ）。
A.
不同土质混合填筑时应分层，每种填料层累计总厚不宜小于1m
B.
不因潮湿影响而变更其体积的优良土应填在上层，强度较小的土应填在下层
C.
河滩路堤填土，路堤与护道应分别填筑
D.
透水性较小的土填筑于路堤下层时，应做成4%的双向横坡
E.
原地面纵坡为15%的地段，可采用纵向分层法施工
【单选题】听力原文：M: In our science classes we use kilos, but we use pounds and ounces in everyday life. W: Your country also uses inches, feet and yards, doesn't it? Q: What are they discussing? (13)
A.
Weights and measures.
B.
The government.
C.
The cost of living.
D.
Science classes.
【简答题】We use them when we are watching TV.
【简答题】Complete the sentences with have to, must, don't have to or mustn't . We use when the speaker thinks it is necessary. We use when the situation makes something necessary. We use to say that doing some...
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