----I failed again. I wish I _________ harder.?---But you _________.

----I failed again. I wish I _________ harder.?
---But you _________.

---I’m sorry, I ______ at you the other day.
----Forget it. I was out of control at that time, too.

It is strongly recommended that the machine_____________ every year.

-The terrible accident might not have happened had the driver been more careful.
--But he _____.

To qualify yourself for this kind of new job, I recommend that you ________ some online courses.

Though the whole world ______ against me, I would do what I consider as right.

I really don’t know how to thank you , but for your help, I ______ my lost necklace．

At the conference, Premier Li Keqiang urged all the government departments ______ effective measures to improve work efficiency.

_______ Anirban Maitra, a professor at Oxford University, Jack’s success would not have been possible.