选择括号中适当的词填入横线上。每小题1分,共10分。
(1)They're David and Sam. These are (they, their)desk.
(2)Jim is a student. (his, he)bag is green.
(3)Put (on, off)your clothes, Jenny.
(4)Happy birthday! This present is (for, to)you.
(5)I go to school ( by, on)bus.
(6)Go (straight, along)this street and turn right.
(7)Look ! My sister _________ ( plays, is playing )with the toy cars.
(8)I _______ ( get,got )up at 6:30 every morning.
(9)Tom’s mother _______ (have,has)a nice jacket.
(10)Can you _______ (make,making )a paper plane for me ?