Paul thinks that _____ more can help him study English.A:listen B:listening C:listened

问题描述:

Paul thinks that _____ more can help him study English.A:listen B:listening C:listened
You may_an English language club
A:join B;join in C:take part

B.listening.动名词做宾语从句的主语.
 A.join 加入社团,组织等.