I’m not sure what will happen during the trip. ____, I will try all possible means to get there .
No regular advertiser dare produce anything that fails to stick to the _______ of his advertisement.
In face of failure, it’s the most important to _______ a positive state of mind.
— Should I talk in English or French? — Do as you _________ . We understand both.
__________knowledge comes from practice is known to all.
Some people get in touch with each other by mobile phones__________ others keep contact with each other by e-mail.