问题
选择题
It sounds like something is wrong with the car's engine.________，we'd better take it to the garage immediately.(2011·江苏)
A．Otherwise
B．If not
C．But for that
D．If so
答案
答案：D
D [考查省略和替代。句意：听起来车的发动机好像有问题，如果那样的话，我们最好立刻把它弄到汽修厂去。前后两句话之间是顺承关系。otherwise否则，要不然；if not要不，不然；but for that若不是因为那件事；if so若是这样。]