Английский модальные глаголы!
1 One cycle of an internal combustion engine be defined as
the complete series of events.
a) must
b) may
c) have to
d) ought
2 The cooling system... control the temperature of the engine.
a) should
b) need
c) have to
d) may
3 The tractor is designed to to do the basic cultivation of land.
a) can
b) may
c) be able
d) should
4 The diesel engine have a high compression ratio.
a) must
b) should
c) can
d) need
5 Last year our farm... buy new machines.
a) should
b) may
c) can
d) had to

lizabelova00    2   13.05.2020 14:47    10