根据句意填单词。

1._________ is the ninth month of the year.

2.There are twelve _________ in a year.

3. China's National Day (国庆节) is _________1st.

4._________ is your birthday? —April 3rd.

5.—How _________ are you? —I'm thirteen.

绘图题：

补画如图E-34所示图形的第三视图。