—How often do you do sports?      —I do sports______ /twaɪs/ a day.
#38968
A
twice
B
twins
C
tooth
D
tries
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—If you have any trouble, be sure to call me. —_______. 
#39370
A
I am glad to hear that
B
I will. thank you very much.
C
I have no trouble
D
I will think it over
Taking ______ exercise and eating ______ food can make you keep thin.
#43384
A
more; less
B
more; fewer
C
less; more
D
fewer; less