卵巢囊肿中最常见的是（）
A.皮样囊肿
B.单纯囊肿
C.巧克力囊肿
D.滤泡囊肿
E.多囊病
参考答案：D
---Susan was happy like crazy!
---No wonder! Her parents approved of her adventurous trip to Africa that she ______ for years.[ ]
A．has been expecting
B．was always expecting
C．had been expecting
D．has expected
朋友因学习遭受挫折而对自己信心全无，在他苦闷时，请你上前说一句鼓励的话。
