Always read the ___ on the bottle carefully and take the right amount of medicine．
| A．explanations | B．descriptions |
| C．introductions | D．instructions |
A number of tests have been conducted to _________ that these drugs have no side effects.
| A．find out | B．look for | C．make sure | D．work out |
---Why did Tom become wealthy this year?
---Because he sold _________________ he did last year.
| A．four times as many furnitures as | B．four times as furnitures many as |
| C．four times furniture as much as | D．four times as much furniture as |
Not until his father came back ____________ to bed.
| A．he went | B．did he go | C．went he | D．he did go |
The doctor said that maybe his disease is __________ the water he drinks.
| A．put up | B．taken off | C．given out | D．connected with |
It’s an agreement between towns or cities, _______ have similar features, such as industry, culture and entertainment.
| A．that | B．which | C．they | D．them |