In China, Tai chi practising is popular among _______.
A. the young
B. the middile-aged
C. the adult
D. the old
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I am terribly sorry to say _______ I cannot attend the meeting today.
A. that
B. which
C. when
D. why
You can practise Yoga anywhere as long as you have ________.
A. a bed
B. a blanket
C. a room
D. an open space
National Health Service in Britain is only free for _________.
A. the British people
B. the British students
C. overseas students
D. the British adults
Body-weight trainning is _________ in building muscles.
A. very effective
B. ineffective
C. little effective
D. not useful
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