Mr. Brook didn’t come back at the usual time last night. ______, he met some friends and stayed out until midnight.

Professor Smith has written some novels, but he is _____ known for his plays. 

Scientists said that the winter of 2011 was _____ cold, and in fact it was much colder than predicted.

-----Have you been to New Zealand? -----No, I’d like to, _____.

The new group of students is better-behaved than the other group who stayed here ________.