Question

Tim’s mum is worried ____ her son’s eyesight as he plays  online games too much

1. A.
   for
2. B.
   about
3. C.
   with
4. D.
   of

Answer 1

B
本题的含义为蒂姆的妈妈对她儿子的视力很担心，be worried about表示对……很担心的含义，故本题选B。