We have our office （) every day by a cleaner.

We have our office （) every day by a cleaner.

With the world changing fast, we have something new with all by ourselves every day.A.

We have got to abide by our commitment.

We have got to 【abide by】 our commitment.A.stick

Please let us have $300 by September 30 2004 or we shall_________ the case to our law

We should keep on ______ English every day to improve our spoken English.[ ]A. to practice to speakB