问题
________busy yesterday, or he__________you with your experiment
A:as many as; as a big collection
B:as much as; as big a collection
C:as many as; a collection asbig
D:as large as;as big as a collection
B:as much as; as big a collection
C:as many as; a collection asbig
D:as large as;as big as a collection
正确答案是：
