______ your brother Daniel in Class 1, Grade 7 –No, he’s in Class 2.

__, no one is sure whodiscovered America

How can you step into the lab with your shoes on? You’re _____ to take them off before you enter itI told you so! [ ]

.The mail was ________ for two days becauseof the snow storm.

If you ______ with your classmates, you will surely get the same work done far better.