He earned enough money to start his own business _____ offering guide services _____ tourists.
| A．by; to | B．with; at |
| C．on; for | D．through; with |
Boys and girls, please turn to Page _____ and look at the _____ picture.
| A．Fifth; five | B．Five; five |
| C．Fifth; fifth | D．Five; fifth |
Be quick, _____ we’ll be late for school.
| A．and | B．but | C．or | D．so |
— Jane, is this your umbrella?
—No, it’s not _____. I didn’t take one this morning.
| A．me | B． my | C．mine | D．I |
Three million _______ a large number. You can make it _______.
| A．are; small | B．is; smaller |
| C．is; small | D．are; smaller |
Over fifty countries _______ the AIIB(亚投行) so far.
| A．joined | B．was joining |
| C．had joined | D．have joined |