When I came here just now, I saw he _______with a black and white dog in the garden.
I'm going to take him to some museums _______ he can learn more about China.
A high school is going to allow students ________ lessons in the afternoon.
—I hear there’s a good Chinese restaurant nearby.Why not _______ there for lunch? —OK, let's go.
It's _______ in winter in Harbin and I often go out to _______.
Either you or he ___ the classroom every morning