问题补充:
Daniel plays chess , if not better than , David .
A. as well
B. as well as
C. so well
D. so well as
答案:
A. as well
(答案→)B. as well as
C. so well
D. so well as
解析:句意:。丹尼尔如果不比戴维下得更好,他就跟戴维下得一样好。As well也;as well as与……一样好;so well如此好;so well as只可用于否定句。