Find the mistakes in each of the following sentences then write them correctly:
1- We will keep out of oil in 20 years.
2-Almost any information you need shall be found on the internet
Choose the correct answer
1) Hesham didn't take his keys , he …………………… have seen them.
( must – can – can't – may )
1) I am not sure what my son is doing. he ………………… be watching TV . ( must – may – might – can't )
1) He didn't wave back to me. He ………………… seen me.
( must have – can't have – may have – may have )
1- In the past, women ………………. do certain jobs.
a- can't b- will c- shall d- couldn't