While intelligent people can often________the complex，a fool is more likely to complicate the simple.
| A．sacrifice | B．substitute |
| C．simplify | D．survive |
It is global warming, not other things ________ the extreme weather.
| A．that have led to | B．which has caused |
| C．which are causing | D．that has led to |
Its great contributions ________ the development of a modern China will never be forgotten.
| A．by | B．to | C．for | D．with |
---Have you got any particular plans for the coming holiday?
---Yes. ________, I’m going to visit some homes for the old in the city.
| A．If ever | B． | C．If anything | D．If possible |
There are plenty of jobs ________ in the western part of the country.
| A．present | B．available | C．precious | D．convenient |
“If,” he added at the meeting, “________ enough time, we would certainly have done it better.”
| A．given | B．to be given | C．give | D．giving |