题目

The time he has devoted in the past years _______ the disable is now considered ________ of great value.  A. to help; being      B. to helping; to be  C. to help; to be      D. helping; being 答案：B 解析: 前一部分考查devote one’s time to doing sth句式。其中devote的宾语the time在定语从句中提到了前面并省略了；后一部分中的consider的后面接了主语补足语，所以用不定式作补语。整个句子的意思为：他在过去的十年中用在帮助残疾人身上的时间现在被认为是很有价值。根据句意选择单词或短语，并用适当形式填空（每词只能使用一次，有两个多余选项）。 perform bring…to life base…on… add…to… persuade affect image refer to out of place leave…alone specialize in be in demand 1.His bad habits of reading in bed _____ his eye-sight． As a result, he had to wear glasses． 2. Employees with skills ________ in joint-venture enterprises． 3.The performances given by these young people succeeded in _______ a dull play ______． 4. At last, my little son _____ to put his whole heart into his studies at school so as to keep up with others． 5.In teaching a foreign language, it is important for teachers _____ new teaching methods ___ our teaching process． 6.Teaching is an art ______ science． 7.Which students ____ the teacher ______when she spoke of the most promising ones? 8.On account of his illness, he ___ never ________． 9.It is ______ for anyone to laugh at those who are in trouble． 10.Many teenagers love to watch a conjurer _______ tricks．