There are about four in a month.
A．hours B．days C．weeks
She wrote a book about .
A.her teacher B. the world C. herself
Helen Keller was born in .
A.1890 B. 1888 C. 1880
Simon and Daming were going to make a paper spaceship.
A.merican B. Russian C.Chinese
Daming wants to .
buy a book B.buy a spaceship C.fly into space
Daming is at the party.
A.laughing B.singing C.playing the trumpet