When I got up early the next day , I found the air on the hill good ___________
| A．breathe | B．to be breathed | C．to breathe | D．breathing |
It is not I but Mr. Green who ____ in charge of the company.
| A．is | B．am | C．are | D．was |
____ much advice I gave him, he did exactly what he wanted to.
| A．How | B．Whatever | C．No matter | D．However |
After living with his grandparents in the countryside for ten years, the boy returned to the big city ____ his parents worked.
| A．which | B．where | C．that | D．when |
He was impolite to the Custom Officer, ____, of course, made things even worse.
| A．who | B．that | C．what | D．which |
Soon they got to the bank,____stood a big pine tree.
| A．In front of which | B．There | C．Where | D．It |