There is no need to add in trees to create shade because many town and city gardens are __________ shaded by buildings.
| A．occasionally | B．instantly | C．permanently | D．roughly |
As the war in Libya goes on, an increasing number of people in the country from their homes and a safe place to stay.
| A．have been driven; are trying to find | B．has been driven; is trying to find |
| C．are being driven; have found | D．have been driven; have tried to find |
Sunglasses are sometimes worn to the eyes strong sunlight.
| A．prevent; from | B．care; of | C．defend; against | D．protect; from |
On April 24, Tsinghua University its 100th anniversary at the Great Hall of the People in Beijing.
| A．congratulated | B．challenged | C．celebrated | D．participated |
After sailing for five months, they arrived at they thought was the place they had been looking for.
| A．what | B．that | C．which | D．where |
--- What kind of house do you want to have? Something big?
--- Well, it be big --- that’s not important.
| A．mustn’t | B．needn’t | C．can’t | D．won’t |