______ the red switch on the left and the flying machine will swiftly go up into the air and _____ its journey.
—I don’t mind telling you what I know. —You _____. I can manage it myself.
The decorations were so lovely that they _____ in a short time.
The students _____ are hard-working and ready to help others should be praised.
—What’s the noise outside?—Some children_____ hide-and-seek in the yard.
I couldn’t help feeling great I put on the parachute and was pulled off the beach.