第一单元： NYYY NG YY
an international curriculum and international standards
develop their self-worth
being taught the basics and being examine
DDBBD
第二单元：YNYYY NG N
shared his jokes
isn't right for him
have a huge problem
DBACC
第三单元：NYNY NG YN
it was nothing
with his last strength
found food under his blanket
CBBDA
第四单元：Y NG N Y N Y Y
a handshake
forced or overdone
aggressive behavior
DBCCA
第五单元：Y Y N N Y NG Y
spreading from mother to child
to 30 percent one year later
from ideas to practice, from speeches to action
CCDBD
第六单元：Y N N N Y NG Y
take 10% off the hourly charge
back up his files
6 p.m
DDBCC
第七单元
NYNYN NG N
horrible stocking masks
lost his balance
what had happened
BADBC
第八单元
YNYNNY NG
find the right kind of tape to put on cars while they painted them
send sound over a changing electric current
a Canadian businessman
BBCDA
