it rained heavily no one in our class was late for school.A. BecauseB. Even thoughC. As

问题补充：

it rained heavily, no one in our class was late for school.

A. Because

B. Even though

C. As soon as

D. Until

答案：

A. Because

(答案→)B. Even though

C. As soon as

D. Until

解析：Because因为；Even though 虽然，即使；As soon as 一……就；Until直到。句意：虽然雨下的很大，我们班没有人上学迟到。结合语境可知选B。