1。医生建议每天早晨喝一杯水。（suggest)
2.学生应该将大部分时间花在学习上而不是看电视上。（suppose)
3.我没想到我会在比赛中得到第1名。(It...)
4。她很少购买昂贵的衣服。（SELDOM。。。）
5。他对那个作家一无所知，只知道他曾经出版过几本恐怖小说。（EXCEPT）
6。对像他这样的研究生来说，用英语演讲根本是小菜一碟。（TO）
參考答案:1 The doctor suggests that we should drink a cup of water every day.
2 The students are supposed to spend most of the time in study rather than watching TV.
3 It surprised me that I got the first prize in the competition.
4 She seldom buys the expensive clothes.
5 He know nothing about that writer, except for serveral horror fictions he has ever published.
6 To the postgraduate like him, it is a piece of cake to give an English speech.