vocabulary
list
清单
lose
失去 lose-lost-lost
quickly
fast/rapidly
过健康的生活（两种）
live/have/lead a healthy life
unless=
if...not
step
步骤
begin
开始 begin-began-begun
think of
come up with
忙于做某事
be busy doing sth
If you drop a glass, it____.
A. will break
B. breaks
B.
除非
unless
spell
improve
make...better
慢下来
slow down
If she ____ here tomorrow, I will tell you.
A. comes
B. will come
C. come
A.
改善，提高
improve
find
mention
talk about
介意做某事
mind doing sth
You will be late for school if you do not leave now.
=
You will be late for school unless you leave now.
方法 （两种）
method/way
come
来come-came-come
feel bad about
be sorry for
做某事有困难 （三种）
have trouble/difficulty/problem in doing sth
I don't know if he_____tomorrow.
A. comes
B. will come
B.