1. The supervisor reminds the staff that ______ is discussed at the meeting is confidential and should not be revealed to anyone who is not in the company.
2. ______ your application be denied, you will receive a full refund of the application fee.
3. A snowstorm ______ by freezing rain has been forecast in the Midwest on Sunday evening.
4. ______ the possible coming retaliation in the trade war, the country decided to seize the initiatives and form stronger bonds with neighboring countries.
5. The landlord insisted that the tenants ______ until the end of the month to abide by the contract.
6. Two years ago, the Department of Computer Science at the University of British Columbia began ______ artificial intelligence courses.