几道初中英语单项选择,解析,
I think Mrs．Black will come to help us with the celebration if she ____D__ too busy
tomorrow．
A．is B．will be C．won’t be D．isn’t
．Look,it’s raining____C__．All of us can______ go home now．
A．hard,hard B．heavy,hard C．hard,hardly D．heavy,hardly
He had little bread for breakfast this morning,_C_________he?
A．hadn’t B．had C．did
为什么选择这些答案,解析噢,