in the future, home robots can do all our housework
=>in the future, home robots will...........................
Hoa is shorter than Nga
=>Nga ..................................
we will probably go to the moon for our summer holidays in 2070
=>we might...................................................................
no river in the world is longer than the Nile
=>the Nile..............................................
students at our school take part in a lot of outdoor activities
=>students at our school do................................................