A.when B.whose C.which D.where
单项选择题3()
A.busy B.serious C.strict D.kind
单项选择题4()
A.effort B.room C.time D.money
单项选择题5()
A.improvement B.problem C.surprise D.excitement
单项选择题6()
A.shopping B.travelling C.parties D.greetings
单项选择题7()
A.the other B.each other C.one by one D.every other one