There________great changes in our hometown in twenty years．
A. are
B. were
C. will be
D. will have
(2013江西)Kate’s dad is getting old．She will go back home to see him________it is convenient．
A. because
B. whenever
C. although
D. unless
—What do you think of the house?
—It is much more beautiful than________．
A. we B. us C. ours D. ourselves
You always________a mess．I can’t stand you any longer．
A. set
B. give
C. make
D. take
Mark works hard now，and he does his work________than before．
A. more careful
B. more carefully
C. most careful
D. carefully
If we want to work for our country in the future，________，we should have a strong body and rich knowledge．
A. the first
B. first of all
C. for the first time
D. after all
