It is ______ that men and women should share the equal responsibility both at home and in the society.

Look at the timetable. Hurry up! Flight9598 ______ off at 12:18.

Howcan we reduce C02 in our home一It’seasy．________ offyour TV or computers when you’re not usingthem and you’ll greatly reduce it．

a very hard-working student— ______ As far as I know, he often burns the midnight oil

How long have you been learning English —-About 4months.——_________! Your English is so good.