Ninety-six point five percent of the water on the earth ______ sea water.
#86085
A
are
B
is
C
was
D
were
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Each boy and girl as well as some teachers who ______ to visit Hengshui Middle School in Hebei Province ______ asked to be at the bus station at 6:30.
#86069
A
are/is
B
are/are
C
is/are
D
is/is
______ sunshine and rainfall ______ a good harvest of fruits and begetables this year.
#86216
A
A large quantity of ; promise
B
A large number of; promise http:/
C
A large quantity of; promises
D
Large quantities of; promises
Every possible means _____ to prevent the air pollution, but the sky is still not clear.
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A
is used
B
are used
C
has been used
D
have been used
Professor Smith, along with his assistants,______ on the project day and night to meet the deadline.
#86316
A
work
B
working
C
is working
D
are working
All the employees except the manager _____ to work online at home.
#86224
A
encourages
B
encourage
C
is encouraged
D
are encouraged