Volunteering， as a way of building character, is popular among young people in western countries．
| A．seeing | B．to see | C．seen | D．being seen |
Are there any possible signs in nature that can ________ earthquakes with accuracy?
| A．transform | B．spread | C．predict | D．determine |
The principle of the heating system in this building is that pipes ________ hot water from the boiler to every part of it.
| A．consume | B．conduct | C．transmit | D．convey |
People’s working efficiency usually decreases more or less when the temperature _________ 35℃ or even higher.
| A．approaches | B．raises | C．draws | D．drops |
It is widely accepted reported in the western media that the drug ______ is now becoming a leading cause of teenager crimes.
| A．adoption | B．abuse | C．appreciation | D．appeal |
“Boys and girls, you are asked to submit a(n) _______ of about 100 words of the lecture given by Professor Yu tomorrow” , said the teacher.
| A．impression | B．report | C．abstract | D．conclusion |