It’s going to rain. You’d better take an umbrella _____ you may

It’s going to rain. You’d better take an umbrella _____ you may get wet.
A、or
B、and
C、but
D、if
【正确答案】：A
【题目解析】：句意：你最好带把伞，不然会淋湿的。表示不然，否则，选A or