21，China’s youths topped a list of calculating abilities , but ranked last on _____ imagination and 5th from _____ bottom for creativity, according to an education survey of 21 countries and regions.
A , the ; the B, an; the C, /;/ D, /; the
22, The peace talk is an important development on the peace process, _____ we have all been waiting for , for a long time . A , one B, what C, it D, that
