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【判断题】
在人体内能自行合成,无需从食物中摄取的氨基酸,称为必需氨基酸。( )A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】I’ll lend you my bike_____ you take care of it.
A.
as long as
B.
as far as
C.
even if
D.
even though
【单选题】在 DOW火灾爆炸指数法中,确定暴露区域(即被评价工艺过程单元中火灾或爆炸事故所能波及的区域)的半径,可由火灾爆炸指数乘以( )求得。
A.
0.84
B.
0.5
C.
0.72
D.
1.5
【简答题】I would keep putting my dream to the test even though it meant living with uncertainty and fear of failure.
【单选题】My parents had to sell the old house for my further study abroad even though it was their own wishes.
A.
on
B.
against
C.
for
D.
above
【多选题】(多选题)下列关于单宽流量说法正确的是()。
A.
单宽流量越大，就意味着单位宽度上的下泄水量越多。
B.
单宽流量越大，能量越大，动水压力越大，对地质和下游消能防冲的要求也越高。
C.
当河谷狭窄，基岩坚硬，且下游水深较大时，可选较大的单宽流量，以增大前缘长度，增加坝体稳定性。
D.
当河床基岩较为软弱存在地质构造缺陷时，宜选用较大的单宽流量。
【简答题】My car is as good as new, even though __________________(虽然用了一年多了).
【单选题】My brother is four years older than me and someone I look______ to, even though he is shorter than me.
A.
up
B.
down
C.
below
D.
over
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