问题

Walter offered us a lift when he was leaving the office, but our work _______, we refused his offer.

A:not finishing
B:had not been finished
C:not having finished
D:not finished

正确答案是：

同类题型

es of trouble, _______ our spirits are low, telling our worries and fears to friends eases the stress.

One of the collectors collected some seeds from a tree that had ________ him.

a trip after the exam, OK—______ I love getting close to nature to relax

When there’s doubt the examiner’s decision is _____.

The opening day of Expo 2010 Shanghai China we have been forward looking to_____ to arrive.