—What was the trouble with you yesterday?— When I practised running on the playground, my strength _____ and I fell onto the ground.
Nowadavs,most people,in order to keep fit,prefer walking to driving _________necessary.
Out of the crowded bus ____________ , who was dressde in a black suit and waved to a woman.
There are varieties of programs in the TV station to __________ many different types of interests and tastes among the public.
__________ the zoologists tried to prove was that the photo of the South Chha Tiger had been staged or technologically dealt with.
In the clinic the doctor gave me a (n) ___________ for anti-H1N1 flu.