She has been working hard day and night, which of course, _______ her pale face.
Look out! Don’t get close to the building. It _________.
If you _______ spit at all. pleasespitin the bucket provided.
He is sweating heavily. He _______ weightlifting for a long time.
What he said just now had little to do with the question _____ discussion. A onB in C under D at
The course about Chinese food attracts over 100 students per year, ________ up to half are from overseas.