Do you know _____next Friday，Lily？
| A． |
If it doesn't rain，we will． |
| A． |
if we will take a field trip |
| B． |
will we take a field trip |
| C． |
why we will take a field trip |
Do you know _____next Friday，Lily？
| A． |
If it doesn't rain，we will． |
| A． |
if we will take a field trip |
| B． |
will we take a field trip |
| C． |
why we will take a field trip |
是
通过( )得到的。括号内应填（）。
B．
C．
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