The teacher tells his students to _______the dictionary for the new word.
| A．look up | B．consult | C．consult about | D．look over |
Nuclear ______ be really dangerous at times even though it’s a nice energy in general．
| A．shall | B．should | C．can | D．Must |
When reading English novels, I often idiomatic expressions that I can't understand．
| A．come across | B．go over |
| C．get across | D．take over |
Hardly _ when they realized that it was too late to catch the last train．
| A．the clock had struck twelve |
| B．the clock had been struck twelve |
| C．had the clock been struck twelve |
| D．had the clock struck twelve |
The Obama government has reformed on tax system．What people doubt is ______ it will do them any good．
| A．that | B．whether |
| C．why | D．what |
Everything seemed to be going_______ for the first two days after I moved to New York．
| A．vividly | B．generally |
| C．frequently | D．Smoothly |