21.The man in bed coughed so badly that we asked him to have ____examination.
A.a B.an C.the D./
22.After the earthquake in Japan,____people lost their homes and had to live in school and gyms
A.millions of B.Million of C.ten million of D.ten millions of
23.
一Why not go to see the movie with me7
一sorry,but I_______it twice.
A.see B.saw C.will see D.have seen