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【简答题】
简述柯林斯和蒙哥马利提出的资源价值评价的五项标准。
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皮皮学刷刷变学霸
举一反三
【单选题】I just managed to _____________ a quick breath before I was pulled under thewater by the passing boats.
A.
load
B.
gain
C.
take
D.
escape
【单选题】I ________ been hit by a car, but luckily I just managed to get out of the way
A.
could have
B.
might have
C.
may have
D.
can have