问题

an’t concentrate on his study recently．— Yes, that might ____ why he did so badly in thelast test．

A:answer for
B:apply for
C:call for
D:account for

正确答案是：

同类题型

The doctor said jokingly that his own infection of the virus _______ the discovery of a vaccine (疫苗)of the disease.

ebsite of China Daily, and you will learn more about it.

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Her mother is very strict__________her.

Goodevening,Helen. —–__________,Dale. evening D