Today, Sparta is an insignificant city, ______ it was once the capital of one of the most important city-states in the Greek world.
A.despite
B.since
C.so
D.yet

A/an ______ is a person who needs others to take care of him/her, because of illness that he/she had for a long time.
A.patient
B.invalid
C.martyr
D.addict

Mr. Chen is more ______ because he has finally agreed to allow his daughter to join an overseas volunteer organisation in Africa.
A.open- minded
B.narrow- minded
C.single- minded
D.absent- minded

We have to employ a few more workers, ______ we won’t be able to get the order ready by the arranged date.
A.until
B.or else
C.even if
D.unless

It’s usually quite simple to cross the border between the USA and Canada ______ these two countries have friendly relations
A.yet
B.regardless
C.because
D.and

She hasn’t had much time to socialize ______ she took a part-time job besides her school studies.
A.when
B.since
C.though
D.unless

They were so ______ about joining the local volunteer group that they couldn’t sleep last night.
A.exciting
B.excitement
C.excite
D.excited

It is ______ that all the students in class 10A choose to do a project on “Helping the needy”.
A.surprisingly
B.surprise
C.surprising
D.surprised

Volunteers become well ______ of the problems facing the world.
A.aware
B.interested
C.concerned
D.helpful

English teaching is considered a good example of a volunteer job which often turns______ a career.
A.up
B.into
C.off
D.on