________ she has been working in China for only two years, she speaks fluent Chinese.(2018,6.B)
A. When
B. If
C. Although
D. Until
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Turn to us for legal advice at any time _____ you need it. (2018,6. B)
A. when
B. how
C. where
D. why
Last year the employees in our department were so busy ________ they were not able to take a vacation.(2016,12. B)
A. which
B. what
C. who
D. that
We took advantate of its sports facilities _____ staying at the hotel.(2017,12. B)
A. although
B. while
C. until
D. unless
_____ you are a first time buyer or not, we will offer you a good price today.(2017, 12. B)
A. Whatever
B. Whenever
C. Whether
D. However