I often help my friend________ (clean)the classroom．
连词成句，请根据句末标点提示，将所给单词组成句子。
does，first，what，do，he
________?
完形填空。
We live in the “computer age(时代)”．People like scientists, teachers, writers(作家)and even students are using computers to do 1 work．But more than 30 years ago, 2 couldn't do much．They were very big and expensive (昂贵的)．Very few people were interested 3 them and knew how to use them．Today computers are smaller and 4 ． 5 they can do a lot of work．Many people like to use them．Some people even have them at home．
Computers become very important because they can work 6 than men and make fewer mistakes．Computers can 7 people do a lot of work．Using computers, we can translate Chinese 8 English．Writers now use computers to write．Teachers use them to teach and children use them to play games．Computers can also remember(记忆)what you put 9 them．Computers are very useful and helpful．They are our good friends．Do you want to 10 a computer?
(1)
[ ]
A．
many of
B．
a lot of
C．
a lot
D．
very much
(2)
[ ]
A．
scientists
B．
teachers
C．
students
D．
computers
(3)
[ ]
A．
in
B．
on
C．
at
D．
with
(4)
[ ]
A．
cheap
B．
cheaper
C．
expensive
D．
more expensive
(5)
[ ]
A．
But
B．
And
C．
Since
D．
If
(6)
[ ]
A．
faster
B．
slow
C．
slower
D．
fast
(7)
[ ]
A．
help
B．
make
C．
rise
D．
stop
(8)
[ ]
A．
to
B．
in
C．
into
D．
from
(9)
[ ]
A．
in
B．
into
C．
at
D．
on
(10)
[ ]
A．
pay
B．
sell
C．
lend
D．
have
根据首字母提示和句意完成单词。
－How o________ do you have a picnic?
－Once a month．
根据汉语提示完成句子。
他的爸爸是一家公司的经理。
His father is a ________ of a ________．
完形填空。
Today computer is more and more(越来越)important 1 us．Is 2 a computer in your home? What do you usually 3 on the computer? Do you often write your homework on it? Do you often 4 games on it? Some people like 5 the music．Some people get 6 for their work on the Internet．Some visit websites 7 the weekend．Some send emails 8 their friends．And in some school, teachers use computer 9 ．It seldom makes mistakes(犯错误)．The computer is very 10 ．
(1)
[ ]
A．
to
B．
at
C．
from
D．
with
(2)
[ ]
A．
it
B．
there
C．
this
D．
that
(3)
[ ]
A．
does
B．
are
C．
doing
D．
do
(4)
[ ]
A．
plays
B．
play
C．
playing
D．
playes
(5)
[ ]
A．
download
B．
downloads
C．
is download
D．
to download
(6)
[ ]
A．
work
B．
job
C．
informations
D．
information
(7)
[ ]
A．
from
B．
of
C．
at
D．
in
(8)
[ ]
A．
by
B．
from
C．
to
D．
at
(9)
[ ]
A．
teach
B．
to teach
C．
teaches
D．
teaching
(10)
[ ]
A．
useful
B．
bad
C．
terrible
D．
scary
按要求改写句子，每空一词。
He makes a travel plan on the Internet．(改为否定句)
He ________ ________a travel plan on the Internet．
