{01}The lecture begins at 9 tomorrow morning .So I have to be at the hall ____8:40 pm. at the latest A.until B.after C.by D.around 解析:by 后面加时间表示:到这时间为止。 本题选C。 {02}The ground is slippery. Hold on to the rope and don’t ______ A.put off B.turn up C.let go D.take apart 解析:slippery(地面)滑的;hold on to抓住不放;let go放开,松手。 本题选C。
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