increase
had increased
would increase
will have increased
第1题:
30个
190个
200个
400个
第2题:
to charge
charge
charged
having charged
第3题:
Were there
There were
Was there
There be
第4题:
what
which
that
why
第5题:
took place
take place
will have taken place
have taken place
第6题:
excited
angry
disappointed
sad
第7题:
at
to
on
for
第8题:
who
that
whom
whose
第9题:
第10题:
第11题:
第12题:
第13题:
in
for
on
from
第14题:
能被3整除的整数,一定能被6整除
不能被3整除的整数,一定不能被6整除
不能被6整除的整数,一定不能被3整除
不能被6整除的整数,不一定能被3整除
第15题:
concentrate on
apply for
look out for
appeal on
第16题:
The events that took place in 1990.
The history of the Internet.
The invention of the Internet browser.
The man who created the World Wide Web.
第17题:
concentrate on
apply for
look out for
appeal on
第18题:
in
on
for
to
第19题:
set down
set up
set off
set out
第20题:
are going
went
go
must go
第21题:
Stop, run, roll.
Stop, drop, roll.
Run, drop, roll.
Roll, drop, stop
第22题:
chair
chicken
China
machine
第23题:
(a+b)(a-b)
(a+b)2
(a-b)2
a2-ab+b2
第24题:
whom
who
what
whose