Timmy goes to school __________ every day. It’s 5 minutes’ walk from his home to school.[ ]

Must I stay here with you?– No, you ______. You may go home, but you _____ go to the net bar(网吧).

I don’t know for sure how many of you would like to settle here —- it is a(n) ______ of personal preference.

Have you heard of Earth Day ?—-Yes . The first Earth Day ______ in 1970 to educate us to protect our planet .

I have learned that your husband’s family has a lot of money. — ___________? I have never relied on him.