本周总结：

纯生词：dwell, emerge, sauce, stinky, tofu, mayonnaise, irresistable, relish, dye, pro, con, scalp, obesity, diabetes, hypertension, beverage, precautionary, insomnia, mild, leisurely, habitual, toss, wink

词组/句型：

adapt to sth

dwell on sth

not get somebody anywhere

keep sb company

focus one's attention/mind on

emerge from sth

worse still

be curious about

be only too happy/glad/pleased to do

be good at doning/N.

do something with relish/gusto

on an empty/full stomach

pros and cons

make a big/great difference

have/get sth done

think twice about something

deal with

in turn

adopt/take measures

rather than V/doing,S+V

cut down on sth

suffer from

on schedule

toss and turn

not get a wink of sleep

fall victim to sth

either way

说明文中的常用语：

have its pros and cons

on the positive side

on the other hand

on the negative side

according to

in turn

therefore

first of all

next

last but not least

in a word

单词辨析：

Group1:offer, provide, supply

Group2:question, problem, matter, issue

Group3:reduce, decrease, diminish, lessen, dwindle

Group4:anxiety, worry, concern, care

Group5:cause, reason, ground, occasion