A car engine cannot run smoothly without motor oil.____ our body cannot function efficiently without vitamins.
| A． fortunately | B． Gradually | C． Similarly | D． Confidently |
_____did she get this information?
| A．Whom | B．Who | C．Where | D．What |
_____is the population of the city?
| A．How much | B．How many | C．How | D．What |
How_____it in English?
| A．you say | B．do you speak | C．do you say | D．to speak |
_____do you go to the cinema? Twice a month.
| A．How many time | B．How much |
| C．How long | D．How often |
_____is the distance between these two villages?
| A．How far | B．What | C．How long | D．How much |