It’s believed ______40% of stars, like the sun, may have planets that orbit them.    

A．as many as

B．as much as

C．many more

D．much more

当弯沉代表值小于设计弯沉值（或竣工验收弯沉值）时，其得分为（）。

A．100分

B．规定的满分

C．合格率X规定分

D．零分