________ a wrong number, we couldn't contact you over phone.
A. Having given
B. Giving
C. Having been given
D. Given
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根据首字母提示,填写单词。E___________ is considered very important in business activities.
You should make a r____________ two days ahead。
All the bookings should be made in a week in a___________.
Guests must be careful to meet the d__________ in order to leave a good impression on others.