----- Nội dung dịch tự động từ ảnh -----
Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the
following questions.
31. National forests including land for animal grazing, as well as wilderness areas with scenic
mountains and lakes.
A. including
B. animal grazing
C. wilderness
D. scenic
32. The discover of gold in California in 1848 led to the Gold Rush of 1849.
В. in
A. discover
C. led to
D. of
33. If farmers keep using pesticides as much as they do now, they would destroy their own living
source soon.
A. using
B. as much as
C. would destroy
D. living source
34. Mumps are a very common disease which usually affects children.
C. which
А. are
B. very common
D. affects
35. Rainwater carries unused chemicals from fields into streams or lakes, where various compounds
promote the rate grown of weeds.
A. unused chemicals
B. streams or lakes
C. various compounds
D. rate grown