Creative morning ____ are popular in our school.
Yes,we dance to fun music, such as the song Calorie(卡路里).( )
A.examsB.exercises
C.examplesD.expressions
--- What are you doing here, Mrs. White? ---I'm waiting for my son. He________ back from school.
Shenzhou X, China’s fifth manned spacecraft, ________into space on June 11. 2013.
That poor man has for three years. A. died B. been died C. been dead
Jack _______ many English books in the past three years.
Jane the computer since 2006,so it doesn’t work well. A. have bought B. bought C. has had