It's not always safe to pay over the Internet， you should be careful．（ ）
| A． |
so |
B． |
after |
C． |
because |
D． |
as soon as |
﹣I called you at eight last night， but you didn't answer． What were you doing？
﹣I _____．（ ）
| A． |
took a shower |
B． |
was taking a shower |
| C． |
take a shower |
D． |
have taken a shower |
﹣Can I help you？
﹣The pants look very nice． Can I______？（ ）
| A． |
try it on |
B． |
try them on |
| C． |
try on it |
D． |
try on them |
﹣What's your name？
﹣My name is Tom Green． Tom is my given name and Green is my____．（ ）
| A． |
family name |
B． |
given name |
| C． |
full name |
D． |
first name |
Pollution has harmed our lives in many different ways until now ．（ ）
| A． |
so much |
B． |
so far |
C． |
as usual |
D． |
as before |
It is raining hard． I am afraid that we can't get tothe airport on time．（ ）
| A． |
arrive at |
B． |
get along with |
| C． |
take part in |
D． |
go to |