---You look a bit worried .----It’s raining , but I ________my umbrella at home .
The new car ______ much more than I _______ it.
Things are ________ on Mars ________ on Earth because of the different gravity.
Did your father tell you ________?
There are only _________ new words in the passage, but I know _________ of them.
It’s good advice that of the twins wants to take it.