Phrasal Verbs

Infinitive: screw on
PRESENT TENSE
-ING FORM
PAST TENSE
PAST PARTICIPLE
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screw on & screws
on
screwing on
screwed on
screwed on
1. screw . . . on p.v. When you screw on the top of a circular container, you turn it so that it
becomes tight and keeps the contents of the container inside.
I hadn’t screwed the top of the gasoline can on tight enough, and all the gasoline
leaked out.
If you don’t screw the top of the bottle on, the soda pop will go flat.
screwed on part.adj. After you turn the top of a circular container so that it becomes tight
and keeps the contents of the container inside, the top is screwed on.
2. screw . . . on p.v. When you attach part of a mechanical device with spiral grooves to
another part with spiral grooves, you screw it on.
Make sure you screw each of the nuts on tightly.
Put the new ink cartridge in the bottom half of the pen and then screw on the top.
screwed on part.adj. After you attach part of a mechanical device with spiral grooves to
another part with spiral grooves, the first part is screwed on.
The top of that water bottle isn’t screwed on, and it might leak all over the place.
Infinitive: sign in
PRESENT TENSE
-ING FORM
PAST TENSE
PAST PARTICIPLE
sign in & signs in
signing in
signed in
signed in
1. sign . . . in p.v. When you sign in, you write your name on a list to show that you have
arrived at your workplace or at some other place, such as a hotel or a club.
I’m going to be late. Could you sign me in?
All visitors to the consulate are asked to sign in.