Children go to the kindergarten, then ______ to pre-school, and then school. A: graduate B: degrade C: retrograde D: downgrade

‏Children go to the kindergarten, then ______ to pre-school, and then school. ‏‏‏ A: graduate B: degrade C: retrograde D: downgrade

‍Children go to the kindergarten, then ______ to pre-school, and then school. ​‍​ A: graduate B: degrade C: retrograde D: downgrade

单选题(分值:1分)[br][/br]The Web Browser is a simple program that enables a computer to ( )and view pages on the Web. A: downward B: downgrade C: downfall D: download

upgrade 未知类型：{'label': 'questionDesc', 'content': '请选出该写作高频词的同义表达', 'isMemberControl': 0, 'type': 181} 未知类型：{'label': 'source', 'content': '英语二2010年大作文', 'isMemberControl': 0, 'type': 181} A: downgrade B: promote C: update