–When did Sam arrive _____ Guangzhou? -- the morning of November 16th .
To help Tommy learn better, his parents have done they could:cards, tapes,special learning centers,in short, everything they can think of. A both B all C none D neither
一Shall we pay visit to Expo 2010,Shanghai?一No,I’d rather stay at home and play football A a; the B the;a C不填,the D a,不填
Let’s go somewhere interesting to relax ourselves, ______?
Would you mind closing the window to stop the wind _______ the papers away.
—David has made great progress recently.—________, and ________.