问题 改错题
单句改错。
(     )1. By the time we got outside, the bus has already left.
                A                         B          C          D
(     )2. I'm sorry I have forgotten my purse at home.
             A                         B           C           D
(     )3. Don't wake up him.  He is too tired.
              A              B               C     D
(     )4. I am just late to school.
              A   B    C   D
( )5. Do you need a pen to write on?
             A           B     C                  D
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答案

1.D   had already left   2.B  left   3.B  wake him up

4. D   for   5. D   with

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