She often changes her own ideas. She is _______ person.
A.uncertain
B.worried
C.uncertainty
D.sincere

Inform the police immediately if you see anything _________.
A.proper
B.suspicious
C.constant
D.helpful

It was _______ of him to leave all the work to you.
A.selfish
B.unselfish
C.unselfishness
D.selfishness

He doesn’t sound very _______ about this project.
A.enthusiast
B.enthusiastic
C.enthusiastically
D.enthusiasm

She expected _______ with her family in this summer.
A.to travel
B.travel
C.travelling
D.to be travelled

Choose the word that has main stress placed differently from the others.
A.influence
B.loyalty
C.generous
D.sincere

Choose the best answer to complete the blank in each of the following sentences.
I've got lots of _______, but I have only a few whom I consider my best friends.
A.acquaintances
B.neighbors
C.partners
D.close friends

My close friend is capable _____ helping me solve my problems.
A.of
B.to
C.in
D.with

They express _______ for her loss.
A.sympathized
B.sympathizer
C.sympathy
D.sympathetic

She persuaded her boyfriend ________ the dinner for her.
A.to cook
B.to cooking
C.cook
D.cooking