—You missed the train?
—Yes. I had gone by taxi.
| A．If only | B．Only if | C．So long as | D．as long as |
It is no ________arguing with Bill because he will never change his mind.
| A．use | B．help | C．time | D．way |
At the meeting they discussed three different ________o the study of mathematics．
| A．approaches | B．means | C．methods | D．ways |
The ________on his face told me that he was angry．
| A．impression | B．sight | C．appearance | D．expression |
Always read the_______on the bottle carefully and take the right amount of medicine．
| A．explanations | B．instructions | C．descriptions | D．introductions |
The novel is of great interest. _____ can be enjoyed unless you digest it.
| A．Nothing | B．Something | C．Everything | D．Anything |