I have two children, and ________ of them are working in the west of China.
#58060
A
all
B
both
C
neither
D
either
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It’s not clever_______ others’ homework.         
#57354
A
for you copy
B
for you to copy
C
of you to copy
D
of you copying
There’re many trees on ________sides of the river.
#57991
A
both
B
all   
C
each  
D
every
--___________has he been like this?--Ever since last week.
#58079
A
How long
B
How soon
C
How often
D
How much