内容正文:
Language Focus
Answer key for exercise 1 on page 80
nutrition
balance
contain
boil
snack
function
extra
lack
Answer key for exercise 2 on page 81
lack words
boil the potatoes
function properly
learn to balance
contains the information I need
as a snack
inadequate nutrition
get extra pay for extra work
Answer key for exercise 3 on page 81
between
of
for
from
to
up
in
on
in
for
Answer key for exercise 4 on page 81
such as
have to
in order to
enable
to
help
to
lose weight
either
or cut out
The Present Continuous Tense for Future Actions
Betty is going off (leaving for) to Guangzhou by plane tomorrow.
Bob is going to the airport by taxi next week.
Students find the rules by observing the following sentences:
3) Jane is staying in Xi’an with her parents.
4) Bob is coming with Betty to see her off.
此四句是现在进行时代替将来时,表示一个最近按计划或安排打算要进行的动作,这类动词通常是瞬间动作,只限于少数动词,常见的有:
go, come, leave, sleep, stay, play, do, have, take, get to, see o