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
Harry Potter is such an interesting book _______all kids like to read.
A. as B. that C. / D. which
Hang your wet towel over the chair to ________ it ________.
A．carry; out B．dry; out C．dry; up D．put; up
