Take a map of New York with you while traveling ________ you have a guide or know the city well.

The family went to the Great Wall last Sunday, but theyfoundthemselves________whentheyreached the hotel.[ ]

ir spare time, they will discuss the _____ to the study of English.

lly speaking, clothing made ofman-made is less superior than_____made of natural fibers like cotton wool orsilk

Although it’s raining, _____ are still working in the field