题目内容
If I long enough to have a job, I would choose to be a doctor, those AIDS patients．
| A．had lived; helping | B．should live; help |
| C．were to live; helping | D．should have lived; help |
C
解析试题分析：考查虚拟语气和伴随状语：句意：我要是活得足够长时间可以做个工作，我会选择做一个医生，帮助那些艾滋病人。因为主句是would do表示和将来相反的虚拟语气，从句可以是should do或were to do，第一空排除AD，第二空应该是现在分词做状语，排除BD，选C。
考点：考查虚拟语气
53随堂测系列答案The Diaoyu Islands have been part of China’s territory since ancient times, __________ as important fishing grounds of Taiwan.
| A．served | B．to serve | C．serving | D．having served |
The airport ______ next year will help promote tourism in this area.
| A．having been completed | B．completed |
| C．being completed | D．to be completed |
Xiao Li is said _________ abroad, but I don’t know what country he studied in.
| A．to study | B．to be studying | C．to be studied | D．to have studied |
The manager listened to the customers’ complaints attentively with great patience, _____ to miss any point.
| A．not trying | B．trying not | C．to try not | D．not to try |
Difficult _____ in practice, this new technique hasn’t been applied.
| A．operated | B．to be operated | C．operating | D．to operate |
Be careful when you cross the road in rush hours so as to avoid by a car．
| A．being knocked down | B．knocking down |
| C．to be knocked down | D．to knock down |
It is worth considering what makes “convenience” foods so popular，and ________better ones of your own.
| A．introduces | B．to introduce |
| C．introducing | D．introduced |
There is no question ______ the government knew about the deal.
| A．why | B．how |
| C．that | D．when |