He is sweating heavily. He _______ weightlifting for a long time.
A. could have practiced B. can practice C. must have practiced D. might practice
What he said just now had little to do with the question _____ discussion.
A on B in C under D at
The course about Chinese food attracts over 100 students per year, ________ up to half are from overseas.
A. in which B. for whom C. with which D. of whom
The tour pal lost his way in the mountain; ________ made things worse was that it began to rain.
A. that B. what C. which D. who
— How do you think of my composition?
— Almost perfect ________ one spelling mistake.
A. but B. except C. except for D. besides
— What shall we do tonight then?
— ________， whatever you want.
A. Help yourself B. It's a deal C. No problem D. It's up to you
