根据句意用适当的单词填空。

1.What _____ your name? _____ name is Kate.

2. _____do you spell your name?

3.What's this _____ English?

4. Please call Mary _____ 555-6984.

5.—Is this your ring?—No, it _____.

95%的婴儿在_____岁时动脉导管形成解剖上的闭合。