I find ________ difficult to remember everything, though I’m still young.

Jack is a famous writer. ＿＿＿new book is very popular.

Have you eaten your hamburger, Sue ? —Yes. But I’m still hungry. Could I have a ________ one please ?

It’s said the Nanjing Airport light rail_________ into service in two months. — That’s great! It will be fast to go to the airport.

_____ weekdays, what time do you get up?[ ]