– Have they found out the _____ of the fire?-- Yes. It was a cigarette end that _____ the fire.
The little girl ________ a foreign language fairly quickly.
________ a bike, she cycled home.
–Let’s take a coffee break, shall we? –I wish I ________, but I have a really tight schedule.
Yesterday I took my car to the garage to have them ________ the air-conditioner.
________ it is so hot, I guess we can’t do anything until after dark.