Look!The train is going _____ the tunnel.A though B across C over D onto
It’s important _________ us _________ _English well.
_____ bananas and_____ yogurt do you need for your banana milk shake.
There _____ a great concert in the theater next Saturday evening .
—Don’t forget to write to me as soon as you _____ Brazil. —No problem.
Look! ______students are doing sports on the playground.