He football for many years before he was twenty.
A was playing
B. played
C. has played
D. had played
.
. I ______ my university professor in the supermarket near my house, which was out of my expectation.
| A．came out | B．came across | C．came about | D．came along |
.
In 1942,Columbus and his crew arrived ____was then called the New World by the westerners.
| A．what | B．in what | C．where | D．in which |
.
He feels it dangerous for a girl to be out late at night so he won’t have his daughter_____ home late.
| A．arrive | B．arrived | C．to arrive | D．arriving |
.
With no one to ______ in such a frightening situation, she felt very helpless.
| A．turn on | B．turn off | C．turn around | D．turn to |
.
Preparations are being made for the Olympic Games __________in Beijing in 2008.
| A．to be held | B．held | C．holding | D．to hold |