My friend ______ from the UK. She studied at Oxford for four years, during which we communicated with each other on the Internet.
-Where’s Lisa,Eric?-She __________ to the library.
I don’t remember when and where I __________ this umbrella.
-What’s his brother?-He is a teacher.He__________ maths at a school.
-Help yourself to some more meat,Linda.-_______________.
-Do you need my help, Mary?-_____________.