------Poor Steve! I could hardly recognize him just now! 
------_______________, He has changed so much.
| A．Never mind | B．No problem | C．Not at all | D．Me neither |
Having worked for a whole week，I decided to ________the rest of my assignment and go to the seaside for relaxation.
| A．set out | B．set off | C．set up | D．set aside |
I found it quite necessary ______ a foreign language.
| A．learing | B．to learn | C．learn | D．to learning |
______ in Shanghai for more than ten years, he know the city very well.
| A．Living | B．Having lived | C．Lived | D．Having been lived |
Study hard , ______ you will not pass the exam .
| A．and | B．otherwise | C．if | D．unless |
I hate going out alone，so I often ask my friend to ________me.
| A．defend | B．protect | C．accompany | D．guard |