He made a mistake, but then he took action to change the situation ________ it got worse.
A:until
B:when
C:before
D:because
学校是我们成长的园地。下列对此理解错误的是( )
— ________ you ________ French food yet? — Yes, I have. I love French food best.
传统史学的史料主要包括 ( )
①官修史书②地方志③私人修史④报纸杂志