[键入文字
]在线网络家教在美国流行【双语】
It's
anightly
dilemma
inmany
households:
Astudent
hits
awall
doing
homework,
andparents
aretootired,
toobusy
--ortoomystified
--tohelp.
许多家庭每天晚上都会遭遇
这样的困境：孩子做作业时有道题不会，这时家长要么太累，要么太忙
──要么也不会
──总之帮不上忙。
Ordering
upatutor
isbecoming
aseasy
forkids
asgrabbing
alate-night
snack.
Amid
rapid
growth
incompanies
offering
online,
on-demand
tutoring,
students
canuseacredit
card
toconnect,
sometimes
inless
than
aminute,
with
alive
tutor.
Such
24/7,
no-appointment-
needed
serv ...