His parents are convinced ____ the fact the their son always focuses his mind ___ his study.
#26690
A
of; on
B
of; at
C
by; to
D
on; at
推荐题目
. Many great men rose from poverty, Lincoln and Edison ____.
#27562
A
like that
B
as though
C
for example
D
such as
Vitamin C helps our bodies make a special chemical, which _______ affects our brains, making us feel happy.
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A
in all
B
in turn
C
in advance
D
in short
You should keep an eye ______ him, for I have lost faith ______ him.
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A
in; on
B
on; in
C
at; at
D
for; for
Raw materials is what we are badly _______ to develop the new plan.
#27312
A
in favor of
B
in hope of
C
in need of
D
in memory of