—_____ the population of the U.S.A. in 2005?—It _____ about 296 million.A.What is; is B.What was; wasC.How many is; was D.How many was; is
The actress is already 50, but she looks ______ than she really is.
The old man left an estate( 遗产) of ______ when he died.
It’s ______ usual trip, but it’s ______ unusual experience.
Granny seems ill. Are you sure it’s _______? A. nothing serious B. anything serious C. serious nothing
____ of the two new books are interesting.