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【題目】________ you have made a promise, you must carry it out.

【題目】I’ve been writing this report o_________ ( 有時) during the last two weeks, but it has to be handed in tomorrow.

【題目】An a________ between the employers and employees was finally worked out.

【題目】They a______ (爭辯)that they needed more time to finish the project.

【題目】The doctor demanded that the patient be (治療) immediately.

【題目】______ is often the case, we have worked out the production plan.

【題目】Only if you (集中) on your study can you get good grades.

【題目】The only way to succeed at the highest level is to have total b____ that you are better than anyone else on the sports field.