我国三大风景游览城市是苏州、杭州和（）
A.广州
B.北京
C.南京
D.桂林
参考答案：D
— Hurry up! Alice and Sue are waiting for you at the school gate.
— Oh! I thought they _____ without me.
A．had gone
B．are going
C．have gone
D．went
封闭式基金募集期限是( )。
A．1个月
B．2个月
C．3个月
D．4个月
