题文
—He is suffering from __________ in his back, but he is still working.
—Maybe he knows no __________, no gains.
| A．pain ； pain |
| B．a pain ；pains |
| C．pains ； pain |
| D．painful ； pains |
推荐试卷
—He is suffering from __________ in his back, but he is still working.
—Maybe he knows no __________, no gains.
| A．pain ； pain |
| B．a pain ；pains |
| C．pains ； pain |
| D．painful ； pains |
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