if the restaurant is buffet style , you .....
dont have to leave to leave a small tip
have to leave a big tip
have to leave a tip in dollars
a stereotype is ......
always correct
a generalization about a group of people
is the type of a radio
a type of stereo
the sentence you must study hard exprsses
asvice
strong necessity
prohibition
ability
you had better ........ tonight or you might fail the test
studied
study
will study
are studying
the tag question of the main clause the students are students are clever is
are they
arent they
are the students arent the students