After trying a number of different customer service software, I decided_______ Live Agent.
A. have bought
B. buying
C. buy
D. to buy
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We are a small business, _______goal is to provide satisfactory service.
A. that
B. whose
C. who
D. which
When learning a foreign language, don't be afraid of _________mistakes.
A. conducting
B. taking
C. creating
D. making
It was so noisy that we found it hard to______ our conversation.
A. carry on
B. set off
C. turn on
D. go about
I don’t know who _________ for the broken glass.
A. blamed
B. be blamed
C. would blame
D. to blame