Lawrence kept on butting me but the referee did not__him（）
A. practise
B. attend
C. fall
D. warn
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How much does it__ to take the online training course（）
A. cost
B. give
C. pay
D. spend
I____ my own shortcomings（）
A. recognize
B. control
C. change
D. communicate
Seldom ______ my boss in such good mood since I came to work in this company（）
A. I saw
B. I have been
C. have I seen
D. do I see
He was speaking so fast__ we could hardly follow him（）
A. what
B. as
C. but
D. that
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