agriculture
war
tourism
education
第1题:
which
for which
in which
why
第2题:
designated
announced
appointed
limited
第3题:
第4题:
common
uncommon
interesting
uninteresting
第5题:
having cancelled
were cancelled
have been cancelled
cancelled
第6题:
degree
request
person
master
第7题:
第8题:
slip
puzzle
loss
failure
第9题:
第10题:
implications
advantages
profits
privileges
第11题:
any time possible
when necessary
whenever possibly
whenever possible
第12题:
for
that
when
how
第13题:
a luxury may change into a need which most people want to get
the basic needs are getting smaller and smaller
a luxury and the basic needs can be exchanged
the basic needs can be changed into a luxury
第14题:
So is it
So it does
So it is
So does it
第15题:
having made
making
being made
have been made
第16题:
stays the same throughout the year
varies from day to day
changes with the season
changes from year to year
第17题:
第18题:
needs repairing
requires to repair
should be in repair
has to be repairable
第19题:
real
rear
front
hind
第20题:
keep
do
make
have
第21题:
neighbors
themselves
the new-born
the others
第22题:
Food.
Chocolate.
Potato
Coffee.
第23题:
manage
have
control
rule
第24题:
doesn’t
is it
do I
isn’t