1 I am not certain whether he will come.
A determined
B sure
C sorry
D glad
2 She seemed to have detected some anger in his voice
A noticed
B heard
C realized
D got
3 Please do not hesitate to call me if I can be of further assistance.
A contact
B see
C help
D touch
4 In short, I am going to live there myself.
A In other words
B That is to say
C In a word
D To be frank