In a conversation between two persons，65% of is done through body language.（ ）
| A． |
information |
B． |
pronunciation |
| C． |
introduction |
D． |
communication |
You________that question three times．
| A．already asked |
| B．have already asked |
| C．already have asked |
| D．asked already |
Mike________the book for a month．
| A．has bought |
| B．has had |
| C．had |
| D．has borrowed |
We have been friends since________．
| A．children |
| B．five years |
| C．five years ago |
| D．five years before |
Li Hong has________the army for 2 years．
| A．joined |
| B．joined to |
| C．been in |
| D．joined in |
—Jenny，I need some milk．
—OK，Mum．________do you need？
| A．How much |
| B．How many |
| C．How often |
| D．How long |