Unit6 When was it invented 第三课时 SectionB（1a—1e）习题课件

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第三课时　Section B（1a—1e）
Unit6　When was it invented？
THANK YOU
必
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I、根据句意及汉语提示完成单词。
1.The soup isn't
salty(咸)enough,so
please add some salt.
2.The Beijing Roast Duck is delicious.Its
skin is
crispy
(脆的).
3.I don't like lemons because they are too
sour
(酸的).
4.(原创)The most common
mistake
（错
is to plant them too deep.
5.We aim to offer good value and service to
all our
customers
(顾客).
Ⅱ、用括号中所给词的适当形式填空。
6.All the
competitors
(compete)did well
in the speech contest.
7.The TV was
invented
(invent)around 1927.
8.
This machine
can
translate
translate
simple messages into 24 different languages.
9.If the fish isn't
salty
enough,you can
add some
salt
_to it.(salt)
10.The books
written (write)by her are
popular among teenagers.
Ⅲ、单项选择。
11.-What do you think of the fish.
-Well,it
a bit salty.
A.looks B.smells C.tastes
D.touches
12.-Columbus
America and
Whitcomb Judson
the zipper,
right
-You're right.
A.invented;invented
B.discovered;discovered
C.invented;discovered
D,discovered invented