We found him()in the laboratory.
A. work
B. working
C. to work

He asked John()he could swim.A. thatB. ifC. howA.A.

单项选择题He asked John()he could swim.
A. that
B. if
C. how

We consider it necessary()tom should improve his behavi...

单项选择题We consider it necessary()tom should improve his behavior.
A. which
B. that
C. what

我国证券公司证券自营业务的投资范围中的“已经和依法可以在境内银行间市场交易的证券”包括( )。Ⅰ.国际开发机构...

单项选择题我国证券公司证券自营业务的投资范围中的“已经和依法可以在境内银行间市场交易的证券”包括( )。
Ⅰ.国际开发机构人民币债券
Ⅱ.金融债券
Ⅲ.证券投资基金
Ⅳ.央行票据
A.Ⅰ、Ⅲ、Ⅳ
B.Ⅰ、Ⅱ、Ⅲ
C.Ⅰ、Ⅱ、Ⅳ
D.Ⅱ、Ⅲ、Ⅳ