问题
选择题
— Don't worry. You can leave it to me.
— Thanks. I'll be ________ you. [ ]
A. counting in
B. counting on
C. counting down
D. counting out
答案
答案：B
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— Don't worry. You can leave it to me.
— Thanks. I'll be ________ you. [ ]
A. counting in
B. counting on
C. counting down
D. counting out
答案：B