“You can have some cakes, ______ you must wash your hands first.” Mum says.

He has two sons. One is a doctor, ____ is a student. He is now studying at ___ university.

—Did you sleep well last night?—Oh, no.           noise outside the hotel almost drove me mad.

“_______hours do you sleep every day ?” “Nine.”

— ______sleep do you think is necessary for a Grade 9 student? — 8 hours at least.