Question

Tom has much difficulty _____Chinese so he often asks me ______help.

A．understanding; for	B．understanding ; of
C．to understand; for	D．to understand; for

Answer 1

A

解析试题分析：have much difficulty(in)doing sth表示在做某事上遇到困难；ask sb for help表示像某人寻求帮助；句意：汤姆在理解汉语上有许多困难，因此他经常向我寻求帮助。故选A
考点：考查固定短语。