Matching Pairs WEEK REVIEWOnline version CHECKING WHAT WE HAVE LEARNT by Fausto Yachimba 1 2 If Astronauts did not travel to space, 3 4 5 If there was life in outer space , 6 If you wash your hands, 7 If I lefts an ice cube under the sun, 8 If scientists find the vaccination the COVID 19 soon 9 10 If spaceships did not travel to space, It is used to see outer space We would not know the universe People should use mask wherever they go Scientists would not have enough information You will be protected They would be named Alliens People should save energy People will be saved It melts quickly Astronauts use them to travel to the space