Thebookfairhasreceivedapositive________fromreaders.
B
A 结果，效果 B 反应，回答 C 解决，协议 D 解决，解答
It is difficult to ________ the implication between the lines.
Thenewdiscovery_______beofgreatservicetomankind.
His intelligence will ________ him to get a scholarship to college.
_______ for your laziness，you could have finished the assignment by now.
It is no use arguing _______ the plan because it has been rejected.