—That’s the third time he’s won the award in this field.
—Yes. He his maximum potential in the past decade.
| A．explored | B．is exploring | C．has been exploring | D．had explored |
They will fly to Washington,they plan to stay for two or three days.
| A． | where | B． | there | C． | which | D． | when |
10. We went through a period _____ communications were very difficult in the rural areas.
| A．which | B．whose | C．in which | D．with which |
13.For many cities in the world, there is no room to spread out further, _______ New York is an example.
14.
| A．for which | B．in which | C．of which | D．from which |
11.Villagers here depend on the fishing industry, ______ there won't be much work.
12.
| A．where | B．that | C．by which | D．without which |
8.All the neighbor admire this family, _________the parents are treating their child like a friend.
9.
| A．why | B．where | C．which | D．that |