单项选择 适中0.65 引用5 组卷194
______ how to use a computer makes it more difficult for him to do his academic research.
| A．He doesn’t know | B．His not knowing | C．His knowing not | D．He not knowing |
23-24高二上·广东广州·阶段练习
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_______ on a farm caused her to become curious about nature.
| A．Her not being brought up | B．She was not brought up |
| C．She not being brought up | D．Having not been brought up |
basic first-aid skills, according to the expert, will help people respond effectively to emergencies.
| A．Known | B．Having known |
| C．Knowing | D．Being known |
25. ______exercise early in the morning has become part of his retired life.
| A．Take | B．Takes |
| C．Taking | D．Taken |
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