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【简答题】
质量为m=6kg的物体，当t=0时，从x=0处自静止开始沿x轴运动，在力Fx=3+4xN作用下运动了3m，若不计摩擦，则此时物体的速度为： m/s
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举一反三
【单选题】I didn't want to _____ her in front of her colleagues.
A.
engage
B.
distinguish
C.
humiliate
D.
prevail
【单选题】I was glad to meet Jenny again, _____ i didn't want to spend all day with her.
A.
but
B.
and
C.
so
D.
or
【简答题】I didn't want to lose my ____ (compose) in front of her.
【单选题】I was glad to meet Jenny again, I didn't want to spend all day with her.
A.
But
B.
and
C.
so
D.
or
【单选题】I didn't want to ________ her in front of her friends. [ ]
A.
awkward
B.
embarrass
C.
laugh
D.
shy
【简答题】1- 甲基环己烯 + HBr 反应的主要产物是 : (A) 1- 甲基 -1- 溴代环己烷 (B) 顺 -2- 甲基溴代环己烷 (C) 反 -2- 甲基溴代环己烷 (D) 1- 甲基 -3- 溴环己烷
【简答题】I didn't want her to jump to the _____ that the divorce was in any way her fault.
【单选题】I ___ to my mother about my health, because I didn't want her to worry about me.
A.
lay
B.
laid
C.
lied
D.
lie
【单选题】I was glad to meet Jenny again, I didn't want to spend all day with her.
A.
but
B.
and
C.
so
D.
or
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