2 . 尽管早在达芬·奇时代一些画家就使用油彩绘画，但伦勃朗使得这种油画技艺达到顶峰，他拥有“光影大师”的雅称。
While painters as early as Da Vinci had used oil, this technique______with Rembrandt, who ______as a master of shadow and light

3 . While painters as early as Da Vinci had used oil, this technique _______ _______ ________ (达到顶峰) with Rembrandt, who gained a reputation as a master of shadow and light. (根据汉语提示完成句子)

4 . Look out! Don’t get too close to the tower ______ top is under repair.

A．which

B．whose

C．its

D．who