问题

109 The information allows businessmen tokeep _____ of their list of goods by showing which items are being sold and howfast they are moving
A:the better our grades will be
B:our grades will be better
C:will our grades be better
D:even better our grades will be
B:our grades will be better
C:will our grades be better
D:even better our grades will be
正确答案是: