Question

The engineers have to ___a lot of problems to build the high­speed rail from Taiyuan to Changzhi.

A. work out    B. try out    C. give out

Answer

A

【解析】句意“工程师们为了建太原到长治的高铁，不得不解决许多困难”。A.计算出，解决；B.试验；C.分发。根据句意，指“解决困难”，故选A。

blow out吹灭

break out（战争、火灾等）爆发，突然发生

bring out使显现，使表现出

check out查明，结账

clean out清理，把……打扫干净

clear out清理，丢掉

come out出版，发表，结果是

cut out删除，删掉，切断

find out查明，发现，了解

get out出去，离开

get out of离开，从……出来

go out出去

hand out分发，发放

hang out闲逛

help (sb) out帮助某人解决困难

keep out不让……进入

point out指出

put out扑灭

sell out卖光

set out出发，启程

take out取出

try out参加选拔，试用

work out解决，计算出