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a great number of a great deal of a good many of the number of
the; the a; a the; a a; the
sees saw has seen will see
a; is the; is a; are the; are
usedn’t they to did they used to they didn’t they
is; are are; are is; is are; is
studies, is are studying, is is studying, is is studying, are
speaks is spoken speak is speaking
have; is has; are have; are has ; is
studies, is are studying, is is studying, is is studying, are
sees saw will see has seen
a great number of a great deal of a good many of the number of
the; the a; the a; a the; a
learning are learning to learn learn
doubled to double doubling having doubled
is,is is,are are,are are,is
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