18、Allow children the space to voice their opinions, ________they are different from your own.

A．until          B．even if            C．unless         D．as if

17、At present teenagers prefer going to the net bar, _______as is known to some of them, they can chat with their friends or play games, _______ some more reading.

A．which; rather than do                                B．which; doing

C．where; to doing                                          D．where; to do

16、---Oh, you are here. Where have you been all this time? The plane is about to take off.

--- I’m sorry, but I _______ for you here at the reception desk.

A．waited                                           B．had been waiting

C．was waiting                             D．have been waiting

15、After he retired from office, Rogers ________painting for a while, but soon lost interest.

A．took up          B．saved up         C．kept up           D．broke up

14、I’d like to express our appreciation to you on______ of my family and myself.

A．advantage            B．benefit           C．side          D．behalf

13、We had thought the examination would be difficult, but it _____ easy.

A．turned         B．appealed         C．appeared       D．proved

12、On average the fire drill is arranged twice a month in our school, to teach students how to deal

with dangerous_______.

A．states         B．conditions          C．situations            D．positions

11、_____for cheating in the exam, Tony was in low spirits.

A．Blaming        B．Blamed     　    C．To blame       D．To be blamed

10、People try to avoid public transportation delays by using their own cars, and this ______ creates further problems.

A．in short        B．in return           C．in doubt          D．in turn

9、There are plenty of jobs______ in the western part of the country.

A．present          B．available         C．precious         D．convenient