—This teaching method seems good.—True. It can be __________ in a few selected schools to see how it works in practice.
#12087
A
worked out
B
let out
C
tried out
D
picked out
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 We always keep ______ spare paper, in case we run out.
#13546
A
too much
B
a number of
C
plenty of
D
a good many
He is a student of ___.
#14554
A
Class First
B
the Class One
C
Class One
D
First Class