重点讲解：
1. in the middle of 中部；中央；中间；
Howard stood in the middle of the room sipping a cup of coffee.
霍华德站在房间中央，小口抿着一杯咖啡6QrYOPo3&3.5%jz(|OF。
2. by far (比较时用作强调)显然,…得多，大大地；
His third album is by far his most interesting.
他的第三张专辑是迄今最有味道的=jLV+SWZp]LvH_0cHy。
3. pop up 突然出现；不意冒出；
She was startled when Lisa popped up at the door all smiles.
莉萨突然笑容满面地出现在门口时，她吓了一跳tAeyky*0uCOf。
4. be able to do sth. 可以…的，能够…的；
You must be able to speak French for this job.
干这项工作你得会说法语*~0~z^GZX8ak1k。