My mother wants me milk every day．
A：drink
B：drinking
C：to drink
D：drank
遗传的基本规律是指
—Oh, let me get you something to eat.
26＋3＝____
3＋26＝____
49＋40＝____
40＋49＝____
6＋33＝____
33＋6=____
