Mary sings English songs well and ______.
Mrs. Smith _____ in Beijing since 2008.A. lived B. has lived C. lives
— Where are Maria and Kangkang?—They _____ England.A. have been toB. have been inC. have gone to
China has ______largest population of the world .A. the B.a C. an
— I haven’t got a letter from Jenny for a long time .— Don’t worry . .
— Would you mind if I use your dictionary?— . Here’s my dictionary.