Động từ

Front

I enjoy _________ alone.

Back

being

Front

We stopped_______ hello to her.

Back

to say

Front

It was a nice day, so we decided -------- for a walk.

Back

to go

Front

I'm glad _______ you

Back

to meet

Front

It's nice _______ you

Back

to know

Front

Remember _______ this letter.

Back

to post

Front

You are old enough _______ out alone.

Back

to go

Front

My computer needs _______.

Back

repairing

Front

No use ______ those things.

Back

buying

Front

One is never too old_______

Back

to learn