融资融券是指投资者向具有上海证券交易所或深圳证券交易所会员资格的证券公司提供担保物,借入()买入本所()或借入本所上市证券并卖出的行为。
参考答案:资金;上市证券
I have ______ the English club for three terms. [ ]
A. joined
B. become a member of
C. taken part in
D. been in
学生思想品德的形成具有长期性和反复性,所以,对学生的品德教育不能操之过急。 ( )