The cake_______ very delicious.
A. sounds
B. tastes
C. feels
D. touches
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Tom was too shy _______ give a speech in public.
A. in
B. on
C. under
D. to
Look at the clock! It's time_______work.
A. started
B. to start
C. starting
D. start
The old man has two daughters. _______ are doctors.
A. Both of whom
Both of which
C. Both of them
D. All of them
If you travel in a foreign country, a tour _______ may save you a lot of trouble.
A. guide
B. helper
C. assistant
D. doctor