1.We appreciate (work)__working____with him,because he has a good sense of humor.
2.Her early (arrive) __arrival____gave everyone a big surprise.
3.Jack must (go) _ have gone _____away-----we can’t find him anywhere in the factory.
4.A meal containing fish and vegetables is considered a (health) ___healthy___one.
5.His book was much better than those (write) _written____ so far on this subject.
6.I prefer (live) living___in the country rather than in a city.
7.After careful (consider) __considering______,the committee agreed on the proposal.
8.The director required that every member in his department (refer) _refer__to this report.
9.This little girl gave an (extreme) __extremely__wonderful performance last night.
10.He was told that the stranger (wait) ___had waited____for him for 2 hours.