—Lisa, what do you think of the job of being a nurse?
—In my opinion, it ____ be difficult sometimes though it seems easy.
| A．should | B．can | C．must | D．need |
相关试题
You need to brush your after .
| A．tooth; eat | B．teeth; eating |
| C．tooth; eating | D．teeth; eat |
There is elephant there. Near elephant，there is tall tree.
| A．an; an; a | B．a; the; a |
| C．an; the; a | D．an; the; the |
My mother often ____ to me, “She can ____ English.”
| A．say, speak | B．tells, speaks |
| C．says, say | D．says, speak |
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