I forgot to take the map. So I had difficulty ______the way. We had to ask the policeman for help.
A. find B. to find C. finding D. found
She lives in a house，but she never feels .
A. alone，lonely B. lonely，alone
C. alone, alone D. lonely, lonely
Not only he but also his friend________to Yunnan every summer．
A．travel
B．travels
C．traveled
D．traveling
能想出这么一个好主意很棒!
It’s wonderful to________ ________ ________such a good idea!
(2011山东潍坊)The new treatments________by Norman Bethune helped a number of soldiers．
A．invent
B．invents
C．inventing
D．invented
(2012北京)Today，computers are really helpful．They________everywhere．
A．use
B．are used
C．used
D．were used
