I can’t_____ my work this morning with several children shouting loudly outside.
A. set down B. center on
C. care about D. concentrate on
I hope you will study hard and master as much knowledge as possible; otherwise you will have to live a hard life_______.
A. as a result of B. in a word
C. as a consequence D. now and then
People are very _____ about the problems ____ the environment.
A. concerning; concerned B. concerning; concerning
C. concerned; concerned D. concerned; concerning
The headmaster decided to have a word with whoever is ______ this matter.
A. responsible for B. in the charge of
C. operated D. connected for
This injury could mean him ______ tomorrow’s 110-meter hurdles.
A. to miss B. missing
C. having missed D. will miss
_____ twice a year, whether it is a car or a bus, is a rule that every driver must obey in this city.
A. Examining B. Examined
C. To examine D. Being examined