问题
选择题
---Mum, I am afraid I won’t do well in the coming test.
--- Honey, ____ more careful, ____ you will make it.
A．is; so
B．be; and
C．be; then
D．being; and
答案
答案：B
祈使句用动词原形开头，祈使句+and+简单句相当于由if引导的主从复合句。
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