_____ORBIS doctor who got here yesterday needed _______ X-ray machine to
examine his patients.
| A．The; a | B．The; an | C．An; a | D．An; an |
---Why do you like cats? --- __________ they’re interesting.
| A．So | B．But | C．Because | D．And |
---What do you do after school?---I practice_________ the guitar.
| A．play | B．plays | C．to play | D．playing |
It takes ___ thirty minutes to get to school by bike.
| A．my | B．me | C．I | D．we |
He always goes to work on time. He is _______ late.
| A．usually | B．often | C．never | D．always |
---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 |