—I’mworriedaboutmyschoolgrades.What’syouradvice? —Yoush...

问题详情：

—I’m worried about my school grades. What’s your advice?

 —You shouldn’t wait ________ the last minute to study for a test.

    A. although   B. until          C. but        D. if

【回答】

B

知识点：连词

题型：选择题