Rewrite the sentences by using the “either... or...” structure. 1. You can use e-mail to stay in contact with your colleagues. You may also use instant messages. 2. You can give money to these poor families personally. It is also OK if you do it through a charity organization. 3. Maybe Lucas will accompany the General Manager abroad for negotiations. Maybe James will. 4. You can stay in the office preparing the papers if you don’t want to visit the construction site. 5. You can choose to take a sightseeing tour in the city by tour bus. If not,you can choose to ride a bicycle.