ND

Choose the sentence in each pair that is written correctly.
Example:              a. I never been a good student.
     ✓    b. I have never been a good student.
24.            a. Bob climbed a mountain when he was only 13.
           b. Bob has climbed a mountain when he was only 13.
25.            a. We taken the neighbor’s dog for a walk before.
           b. We have taken the neighbor’s dog for a walk before.
26.           a. Matt has gone to another country.
           b. Matt has gone to another country last summer.

H24
24 tháng 12 2021 lúc 14:22

 

24.            a. Bob climbed a mountain when he was only 13.
           b. Bob has climbed a mountain when he was only 13.
25.            a. We taken the neighbor’s dog for a walk before.
           b. We have taken the neighbor’s dog for a walk before.
26.           a. Matt has gone to another country.
           b. Matt has gone to another country last summer.

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