Frank often wears a mask _____ he can keep fit in the foggy and hazy (霾) weather.
A. only if B. until
C. so that D. even though
When the sun ___ in the east, the little hero tried hard ___ the red flag to the top of the pole.
A. rising… to rise B. rose… to raise
C. rose… raising D. rising… raising
—_______ do you like _______ the picture on the wall?
—The colour.
A. What, about B. How
C. How, of D. What, of
—My daughter has passed the exam. 
—Congratulations! She’s really excellent.
— ____________.
A. No, no, she is nothing B. Oh, thank you
C. Sometimes she is intelligent D. You are right
—We must act now because time is _______.
—Yes. Let’s start.
A. coming out B. giving out
C. cutting out D. running out
―There is too much salt in the Chinese diet.
―Right. The WHO says only 1.5 grams of salt ______ for each man every day.
A. is needed B. needs
C. will need D. has needed
