---Can you join us for dinner tonight ?
--- Sorry, I’m afraid not. I _______ look after my sister.
| A．can’t | B．can | C．have to | D．has to |
----________ is your friend? ----He is a policeman.
| A．Who | B．What |
| C．Where | D．How |
Miss Wang is _________ English teacher. ________ is a good teacher.
| A．our; Her | B．my; He |
| C．a; She | D．an; She |
—Hi, Lily and Kate, are you classmates? —Yes, ________.
| A．I am | B．we’re |
| C．they are | D．we are |
There is ________ “s” and________ “u” in the word “student”.
| A．a ; a | B．an ; an |
| C．a ; an | D．an ; a |
There is a big tree our school gate. I often wait for my dad under the tree after school.
| A．in front of | B．in the front of |
| C．on the ground | D．in the middle of |