The speed limit for bicycles on campus is 15 mph, ___________ otherwise posted.

The speed limit for bicycles on campus is 15 mph, ___________ otherwise posted.

题型:不详难度:来源:
The speed limit for bicycles on campus is 15 mph, ___________ otherwise posted.
A.unlessB.untilC.sinceD.however

答案
A
解析

试题分析:句意:在校园内自行车的限速是每小时15英里,除非另外说明。这里用unless“除非,如果不”,until“直到”,since“自从”,however“然而”,所以选A。
举一反三
---Excuse me, has the train from Beijing arrived yet?
--- ________, you are three quarters earlier. It"s only 9 now.
A.UnconsciouslyB.InstantlyC.AbsolutelyD.Actually

题型:不详难度:| 查看答案
All the pictures in this book, ______ otherwise stated, come from those taken by Miss Brown.
A.unlessB.untilC.even ifD.as if

题型:不详难度:| 查看答案
It is reported that a storm is on its way, but the weather today is ______ warm and sunny.
A.frustratinglyB.fortunatelyC.surprisinglyD.hardly

题型:不详难度:| 查看答案
The younger policeman was leaning ______ the wall with his arms folded when he heard someone for help.
A.beyondB.aboveC.beneathD.against

题型:不详难度:| 查看答案
_____such an embarrassing situation, he didn’t know what to do.
A.FacedB.FacingC.Faced toD.Facing with

题型:不详难度:| 查看答案
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