A:伊犁将军
B:台湾府
C:西域都护
D:市舶司
— How many ________ were on the bus when the accident happened?
— About forty. Seven of them were kids.
水是宝贵的资源.下列有关水的说法中,不正确的是( )
Ⅰ.某同学用乙醇、乙酸和浓硫酸制取乙酸乙酯,装置如图1所示.