12. Most American cities are relatively small _____ population when compared with Shanghai and Beijing.
| A．as well as | B．by means of | C．except for | D．in terms of |
The plane lost control all of _______ sudden and crashed in________ forest 30 miles away from the Capital Airport.
| A．the, a | B．a, a | C．/, the | D．a, / |
Elbert Einstein, for _____ life had once been very hard, was successful later in science.
| A．his | B．whose | C．which | D．whom |
______ the news, so far, has been good, there may be bad days ahead.
| A．When | B．While | C．If | D．As |
Do you think that bridge 2,000 meters long? It doesn’t appear___________long.
| A．measures; that | B．is measured; so |
| C．is measured; such | D．measures; much |
The idea for the new plan came to his mind, ______ to his experiment in the lab.
| A．while devoting | B．while devoting himself |
| C．while he was devoted | D．while devoted |