单项选择题
He always did well at school（） having to do part-time j...
单项选择题He always did well at school（） having to do part-time jobs every now and then.
A．in spite of B．regardless of C．on account of D．in case of
George wasn't in class today. Professor Brown excused h...
单项选择题George wasn't in class today. Professor Brown excused him ______.
The government has provided the capital library with he...
单项选择题The government has provided the capital library with heavy ______ to keep it one of the largest in the world.
