Emergencies and unexpected situations happen all the time.

Einstein liked Bose’s paper so much that he________his own work and translated into German.

You can call me ______ 78653487 or email me ______ happy@126.com.

The shop closes early on Saturday, right— No. Usually it ________ 10 o’clock in the evening.

We didn’t go to the concert because we couldn’t to buy the tickets to it.