_________ in the mountain for more than 2 days, the climbers looked pale and weak.
----- Why was the student laughed at by classmates? ----- He must have _____ what the teacher said in class.
The successful launch of Shenzhou VI ______ everyone involved in the space project making an effort.
---_________ ? ---I’m not sure, but he might have been ill in bed.
When you study the local map, you'll find this town is .
Out there, in the midst of the snow, ______ in long, black clothes.