Why not _______ a party this week? —That’s a good idea.
It’s _________ impossible to make such a long journey in such an old car.
My parents go out____a walk every evening.[ ]
The light in his office is still on. Do you know _______?—To prepare for the material(材料) the meeting will need tomorrow, I think.
My best friend can share things ________ me and help people ________ trouble. [ ]