Scientists are convinced ______ the positive effect of laughter ______ physical and mental health.
#26213
A
of；at
B
by；in
C
of；on
D
on；at
推荐题目
The child was lost in the forest, where he was _____ the mercy of wild beasts.
#28224
A
in
B
on
C
for
D
at
Now Yiwu Commodity City is famous ______ the world _____ its varieties of goods and low prices with high quality.
#26707
A
in;as
B
throughout; for
C
for; as
D
through; for
She is organized, friendly to people, hard-working and clever. _______, I can’t speak too highly of her.
#26991
A
In other words
B
In a word
C
As a result
D
In addition
United Nations urged the country to give up the nuclear plan stability and peace.
#27255
A
in exchange for
B
in bid for
C
in terms of
D
in search of