7.A standardized extract made from the leaves of
the ginkgo biloba tree is proving to be effective
in treating mild to moderate Alzheimer’s
disease.
a. is proving to be effective in treating
b. has shown its proof of effectiveness with
treating
c. may have proven effective treatment for
d. is effectively proving in treating
e. have given a proven effectiveness in the
treatment of

8. The citizens’ action committee has accused the
city counsel members with being careless with
the spending of the taxpayers’ money.
a. with being careless with the spending of
b. as to carelessness in the spending of
c. of carelessness in the spending of
d. of careless spending to
e. with spending carelessly of