问题
选择题
| Mary couldn't go to the cinema with us because she had to _____ her little brother. |
A. look for B. look after C. look at D. look into |
答案
答案：B
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| Mary couldn't go to the cinema with us because she had to _____ her little brother. |
A. look for B. look after C. look at D. look into |
答案：B