PRESENT PAST PARTICIPLE
1.
be was/were been
2.
have had had
3.
do did done
4.
eat ate eaten
5.
sleep slept slept
6.
drink drank drunk
7.
put put put
8.
keep kept kept
9.
run ran run
10.
walk walked walked
11.
say said said
12.
get got gotten
13.
make made made
14.
go went gone
15.
know knew known
16.
take took taken
17.
see saw seen
18.
come came come
19.
think thought thought
20.
look looked looked
21.
want wanted wanted
22.
give gave given
23.
use used used
24.
find found found
25.
tell told told
26.
ask asked asked
27.
work worked worked
28.
seem seemed seemed
29.
feel felt felt
30.
try tried tried
31.
leave left left
break broke broken
buy bought bought
sit sat sat
cut cut cut
begin began begun
drive drove driven
catch caught caught
sell sold sold
become became become
forget forgot forgotten
write wrote written
wear wore worn
tear tore torn
bear bore born
teach taught taught
lie lay lain
lay laid laid
lie lied lied
lose lost lost
1.
The new computer chips are sold at XYZ Computer.
XYZ Computer sells the new computer
chips.
The new computer chips were sold at XYZ Computer.
XYZ Computer sold the new computer
chips.
The new computer chips will be sold at
XYZ Computer.
XYZ Computer will sell the new computer
chips.
2.
The formula was prepared (by the scientist).
The mother prepared the formula.
The scientist prepared the formula.
3.
Computers for the lab have been provided
by DEF, Inc.
DEF, Inc. provided the computers for the
lab.
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