You must read the _______ with great care to see if the drug contains PPA before it is taken.
A. instructions B. introductions C. explanations D. Expressions
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. If busy 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
