American students don't have to ______ passing exams all the time.选项：A.worry about B.tali aboutC.forget D.rememberB.talk about
问题描述：
American students don't have to ______ passing exams all the time.
选项：
A.worry about B.tali about
C.forget D.remember
B.talk about
答
worry about
答
A
worry about 担心,担忧