选择词并用其适当形式填空。

northern, stop, ride, quickly, forget, Canada , fish, sightsee , plan ,babysit

1.  —What are you doing for vacation?

     —I'm _________ my sister.

2.   In _________ America, most students go to school on the school bus.

3. —What are your _________  for weekend?

    —I am _________to go to Tibet for a week.

4.  The school bus _________at the bus stop this morning.

5.  If I'm free, I'd like to go _________in the countryside.

6.  Yesterday I_________  a bike to go bike_________.

7.  Going _________along the river is a fun way to relax.

8.  He gets up at 6:00 and has a _________ breakfast.

9.  Ben is going to _________Great Lakes.

10.  I suddenly _________ her name when I saw her the day before yesterday.