The conflict between economic development and environmental protection, if not appropriately _________, can cause disastrous consequences in daily life settings.
What _______ it will be when you _______ on the white sand in the warm sun!
The person who is _______ of the factory _______ ill since last week.
The most important thing ______ we should consider is the first idea _____ he has talked about in the speech.
As a war reporter, Jenny went through a lot of adventurous __________, which contributed to her rich _______ in her job.
As a student, you must ______ your teachers.