题文
Excuse me． I wonder the plane can land on time．
Wait a minute， please． Let me check it out．（ ）
| A． |
if |
| B． |
which |
| C． |
that |
Excuse me． I wonder the plane can land on time．
Wait a minute， please． Let me check it out．（ ）
| A． |
if |
| B． |
which |
| C． |
that |
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