Do you ______________at a quarter past seven every day ? Yes, I do. A. going to school B. go to school C. goes to bed
What ____________ we do to protect our environment?A. doB. shouldn'tC. can
We can save water and ____________. A. energyB. energysC. energies
We shouldn't ____________ litter on the ground. A. throwsB. throwC. threw
What can we do to make ____________ mother earth more beautiful?A. usB. weC. our
We can plant more ____________. A. trees and grassB. tree and grassC. tree and grasses