If you try to smile _______ life, you’ll always be _______ a good mood. A. in, in B. at, in C. in at
My father had _______ sleep last night ,so he felt _______ sleepy today.
The _______ documentary describes _______ in the future.
—What shall we do now? —_______ it’s raining hard, let’s stay at home.
Could you please tell me _____________?
I have two rooms to____________. But I can’t decide_____________.