In the United States, Father's Day falls on ______ third Sunday in ________ June.
| A．the; 不填 | B．the; a | C．不填; the | D．a; 不填 |
The artist made up his mind to devote all he could his English before going abroad.
| A．improve | B．to improve |
| C．to improving | D．improving |
A new ________ bus service to Yangzhou-taizhou Airport started to operate two months ago.
| A．normal | B．usual |
| C．regular | D．common |
Doctor Wang, who ____ western medicine for six years in New York, is now working in a famous hospital in Shanghai.
| A．had studied | B．studied |
| C．has studied | D．is studying |
We have no idea what ____ the sports exercises will have _____ human body in the future.
| A．cause; on | B．effect; upon |
| C．affect; in | D．affect; upon |
In the time of economic crisis, every coin _________ a lot.
| A．values | B．important |
| C．worth | D．counts |