---______ are you buying so much food?
---Because your uncle is coming for supper.
| A．What | B．How | C．Where | D．Why |
I'm going to take him to some museums _______ he can learn more about China.
| A．because | B．when | C．so that | D．as if |
A high school is going to allow students ________ lessons in the afternoon.
| A．start | B．starting | C．to start | D．started |
—I hear there’s a good Chinese restaurant nearby.Why not _______ there for lunch?
—OK, let's go.
| A．go | B．going | C．to go | D．went |
It's _______ in winter in Harbin and I often go out to _______．
| A．snow，swim | B．snowy，skate |
| C．snowman，skate | D．hot，swim |
Either you or he ___ the classroom every morning
| A．clean | B．is clean | C．cleans | D．cleaning |