I searched for your house for a long time, luckily I ___ find it in.
was able to
I read the book three times last week but I ___ understand it.
couldn't
He’s amazing, he ___ speak 5 languages including Chinese.
can
I ___ lift this box – it’s too heavy! Would you help me?
can't
John ___ play tennis really well. He’s champion of his club.
can
We ___ get to the meeting on time yesterday because the train was delayed by one hour.
couldn't
She’s 7 years old but she __ read yet – her parents are getting her extra lessons.
can't
Unfortunately, I ___ sing at all! No one in my family is musical either.
can't
I ___ open this window. I think it’s stuck! It won't move an inch.
can't
Julian ___ play excellent golf when he was only ten. Isn't that amazing?
could
I ___ understand the chapter we had to read for homework. It was too difficult.
couldn't
My grandmother ___ use a computer. She never learned how.
couldn't
Lucy ___ make it to our meeting. She’s stuck in traffic.
can't
Gillian ___ play the piano. She’s never studied it.
can't
He ___ arrive at the party on time since he missed the train.
couldn't
I ___ drive a car until last year. I moved to the countryside so I had to learn.
couldn't
I looked everywhere for my glasses but I ___ find them anywhere.
couldn't
____ you swim when you were 10?
Could
Amy ___ speak Japanese when he lived in Japan, but she’s forgotten most of it now.
could
When the car broke down I ___ solve the problem. I didn't need to call the mechanic.
was able to