商代王位继承的两个原则是()和()。
参考答案:“以母为贵”;“长子原则”
The children all turned_______the famous actress as she entered the classroom.
A.looked at
B.to look at
C.to looking at
D.look at
—You will go swimming this Saturday, won’t you?
— . I have to work this Saturday.
A.Yes, I will
B.Yes, I won’t
C.No, I won’t
D.No, I will