文档介绍：Unit 5
It must belong to Carla.
Section A
Grammar focus
情态动词must, might, could, can’t 表示推 测 的含义与用法。
情态动词must, migh down the things
in the backpack.
Things in the backpack.
1.
2.
3.
T-shirt
Hair band
Tennis ball
2b
The person must go to our
school.
person be a boy.
be Mei’s hair band.
hair band belong to Linda.
be Linda’s backpack.
can’t
could
must
might
Listen again and fill in the blank
2c
notebook be Ming’s. It was on her desk.
homework be Carol’s. She wasn’t at
school today.
soccer ball be John’ s or Tony’s. They
both play soccer,don’t they?
French book be Li Ying’s. She’s the only one who’s studying French.
must/might
can’t
might
must
can’t find my backpack. It be still at school.
photo be Lu’s. Those are his parents.
red bicycle be Hu’s. She has a blue bicycle.
ticket be my aunt’s or uncle’s. They’re both going to the concert.
might/must
must
can’t
might
表示推测的情态动词
summary
(1) must 100% 一定，肯定100%
Probably true
(2) may / might/could 可能
也许20%-80%
possibly true
(3) can’t 不可能0%
almost not true
结构：
must / may / might/could +do
must/may/might/could+be doing “……正在做”
must/may/might/could+be done“….被做’
Fill in the blanks with must, can’t, could or might.
Exercise
2c
notebook be Ming’s.
It was on her desk.
homework be Carol’s. She wasn’t at school today.
soccer ball be John’ s or Tony’s. They both play soccer,don’t they?
French book be Li Ying’s. She’s the only one who’s studying French.
must/might
can’t
might
must
can’t find my backpack. It be still at school.
photo be Lu’s.