{01}We must do the experiment carefully__________Miss Liu told us. A.what B.since C.as D.while 解析:as可表示方式,意为“按照,如,像”。 本题选C。 {02}--- Tom, wait a minute. --- What for? --- Take an umbrella ______ it rains. A.in order that B.so that C.in case D.as if 解析:本题的含义是带上雨伞以防天气下雨。in case表示以防的意思,故本题选C。 本题选C。
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