第26题: [单项选择]The sky was so clear in fact that the communications crew and recovery team could watch the balloon______ to its maximum altitude with the naked eye. A. hike B. elevate C. escalate D. ascend 参考答案:D 答案解析:[解析]语义连贯题。气球的上升是缓慢地、逐渐地,ascend 指物体逐渐或继续上升。[A] hike作不及物动词时意为“升起”,尤指从某处升起,如 My coat had hiked up in th