进阶训练
一、根据上下文提示填空。
1. —______ Mike's birthday?
—His birthday is in March.
2. —When ______ your birthdays?
—My birthday is on the tenth of April and my sister's birthday is on the twentieth of October.
3. —What time is it now?
—It's two o'clock ______ the afternoon.
4. —When do you often do your homework?
—______ five twenty every day.
5. —______ do you visit your grandparents?
—Every Sunday.

1. When’s 2. are 3. in 4. At 5. When
1. 由答句可知，问句是询问日期，要用when提问，主语是单数名词，be动词用is，句首单词首字母大写，故填When’s。
2. 主语是复数名词，be动词用are。
3. 表示“在下午”要用介词in。
4. 表示在具体的某一时刻要用介词at。
5. 由答句可知，问句是询问日期，要用when提问，句首单词首字母大写，故填When。

( )1. —When ______ your parents' birthdays?
—Sorry, I don't know.
A. do B. is C. are

1~4 C B A C

( )2. —When ______ Su Hai and Su Yang's birthday?
—Their birthday is ______.
A. are;on the first of May
B. is;on the eleventh of May
C. does;the third in April

1~4 C B A C

( )3. —When's his birthday?
—It's ______ the fifteenth of September.
A. on B. at C. in

1~4 C B A C

( )4. —When is the Spring Festival?
—It's ______ January or February.
A. on B. at C. in

1~4 C B A C