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课时提升练(二十四) .单词拼写 1．She is a ________ (volunteer)worker at the hospital. 2．He made several ________ (adjust) to the plan. 3．I don't want to become a b________ to my children when I am old. 4．He ________ (存储)his money in the bank for old age. 5．We were being driven to despair by our ________ (积累)debts. 6．He r________ his position as chairman of the committee yesterday. 7．There are some v________ offices on the third floor. 8．This is a good district with ________ (abundance)fish and rice. 9．Barack Hussein Obama was the first black to be ________ (选举)as President of the US. 10．They ________ (着手做)planting trees in the desert. 【答案】 1.voluntary 2.adjustments 3.burden 4.deposits 5.accumulating 6.resigned 7.vacant 8.abundant 9.elected 10.undertook .完成句子 1．他上学不是乘公共汽车，而是靠步行。 He goes to school ________ by bus, ________ on foot. 2．已经到了他该上咱家吃晚饭的时候了。 It is high time he ________ our house for dinner. 3．我宁愿你下个星期来，而不是今天。 I would rather ________ instead of today. | 
