Hereisapieceofpaper_____(在上面写着那本书的标题)TheArabianNights.

-“You finally made it,didn't you ?”

-“ Yes， ____ your help,I wouldn't have succeeded.”

He built a telescope ____ he could study the skies in his free time.

Mrs Zhang often tells us that spring is the time ____ people go sight seeing.

Thedesk_____TomisleaningisJack's.It'scoveredwithdictionaries.