Parents________send their children to school when they reach six years old.
#11453
A
could
B
were able to
C
ought to
D
would
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Every year _____ money and energy is spent on environment protection.
#14193
A
large quantities of
B
a large number of
C
a large quantity of
D
a plenty of
Let’s go to give the stranger a hand.________he’s got into some trouble.
#11012
A
Occasionally
B
Obviously
C
Suddenly
D
Surprisingly
Though your status is permanent, your identification card is only for 20 years and has to be renewed regularly.
#14302
A
valid
B
convenient
C
temporary
D
secure
They don’t know what is going to happen when the project _____.
#13896
A
will finish
B
has finished
C
will be finished
D
is finished
Some people who don't like to talk much are not necessarily shy；they ________ just be quiet people.
#11446
A
must
B
may
C
should
D
would