I feel I am entitled to a full refund in addition to an apology for the inconvenience_____________.(2017年12月第23题)
A. to cause
B. causing
C. cause
D. caused
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_______________the library for hours without finding anything useful, I tumned to my professor for help.(2017年12月第28题)
A. To search
B. Have searched
C. Having searched
D. Searching
Our online computer repair and tech support is a convenient way to have your computer ____________ without having to leave your home.(2017年12月第30题)
A. to fix
B. fixing
C. fix
D. fixed
I had to wait for another two months to be able to have the car ______________.(2017年6月第25题)
A. fixing
B. fix
C. to fix
D. fixed
It was not until last July _____________ we started to distribute e-readers and launched an e-book store.(2017年12月第27题)
A. that
B. who
C. which
D. whom