Ⅰ.单句语法填空
1．Lack of money accounts ______ her not continuing her studies.
【答案】 for
2．So curious ______ the couple about wild plants that they decided to make a trip to Madagascar for further research.
【答案】 were
3．______(determine) to give up smoking，he threw away his ______(remain) cigarettes.
【答案】 Determined; remaining
4．Production at the factory ______(interrupt) for two hours because of yesterday's power failure.
【答案】 was interrupted
5．The jokes the naughty boy ______(play) on the old people made many people angry.
