Much to our surprise, they carried on _____ the extremely difficult conditions[ ]

Seeing the happy ______ of students playing basketball there, I can’t help thinking of my school years.

Could you lend me your pen —Of course. I have two,and ______ of them write well.

The reform has changed the whole nation. It cannot remain ________ it used to be.

Will you go to the fashion show on Saturday— Yes, I will if I ___________.