考点跟踪突破30 非谓语动词
一、单项选择。
1．When I walked past the park，I saw some old people ________ Chinese Taiji.(2013，莱芜)
A．do B．did C．doing D．are doing
2．The little boy pretended ________ when his mother came in.(2013，白银)
A．sleeping B．asleep
C．to asleep D．to be asleep
3．—Why do we eat vegetables every day，Mum?
—________ healthy，my dear.(2013，大庆)
A．To keep B．keep C．keeping D．kept
