单项选择题— Can you tell me why ______ — Because I want to help the people there.
单项选择题______ How often do you phone your family
单项选择题Though his grandmother lives ______ , she never feels ______.
单项选择题— Mr Smith must have been to your home this morning.— No, he ______ ,because he didn't know my address.
单项选择题There ______ a football match next Wednesday.