2.我认为必须将学习放在首位，因此青少年不应该被鼓励去 兼职。 I think going go school must beput_first,so teenagers should not be encouraged to work part-time. 3.开会时请关手机。 Mobile phones should be kept off during the meeting. 导航页导航页 2. 我认为必须将学习放在首位,因此青少年不应该被鼓励去 兼职。 I think going go school must _____ _____first, so teenagers should _____ ______ ___________to work part-time. 3. 开会时请关手机。 Mobile phones should ____ ________ _______during the meeting. be put not be encouraged be kept off