小题1:This book is not useful for today’s students. This book is ▲ for today’s students. 小题2: Mary has been in Hong Kong for a month. Mary ▲ Hong Kong a month ago. 小题3: In the past people thought the earth was flat. People ▲ to think the earth was flat. 小题4:The family didn’t have enough money to send her abroad. The family couldn’t ▲ to send her abroad. 小题5:There were about fifteen people in the room, and most of them were women. There were about fifteen people in the room, ▲ women. |