----Do you mind if I sit here?
----________ The seat hasn’t been taken.
| A．Of course not. | B．I’d rather you didn’t. |
| C．Go ahead. | D．Absoultely not! |
AsＩ ____the house ,I noticed a light on upstairs, which made me quicken my pace towards the doorway.
| A． left | B． passed | C． entered | D． approached |
____ wisest alternative is to work hard today in order that we will enjoy ____better tomorrow.
| A． The;the | B． A ; a | C． The ; a | D． A ; the |
I have always wanted to go to a good place in the country for a holiday , and now I___about where it should be.
| A．thought | B． had thought | C． was thinking | D． am thinking |
___Hi, Tom._____?
___ well .Long time no see! I miss you very much.
| A． What are you doing | B． What is going on |
| C．How do you like it | D． How is it going |
A car engine cannot run smoothly without motor oil.____ our body cannot function efficiently without vitamins.
| A． fortunately | B． Gradually | C． Similarly | D． Confidently |