问题
选择题
.The artist made up his mind to devote all he could ____his English before
going abraod.
A．improving
B．to improve
C．imprve
D．to improving
答案
答案：D
考查不定式做目的状语，句意是：这个艺术家决定在出国前尽最大力量提高英语，to improve…为了提高。是目的状语。选D。