________ she ________ an e-mail to her pen pal yesterday evening— No, she studied for the exam.

I called Nina several times,but she didn’t answer. — Of course, she ____________ Londonfor a visit.

This is her sweater. Where is __________ I can’t find it.

The law required that everyone ________ his car checked at least once a year

Take more clothes when going camping. It ______ be very cold in the mountains though it is late spring now. [ ]