Mrs. Zhang is devoting all her time and energy ________ a Mum right now.

it to your school is really an unforgettable experience, ________ I will treasure for ever

The first time for everything is always the most exciting one. _____ it is your first day in a new job or going on a first date, you will always remember those “first” times.

Shops should ____ open till late in the evening.

Manystudents in this school make __________ a rule to come to the evening classeseven on Saturdays and Sundays.