[填空题]Quite a few (experiment)（）tests have been done, but none of them could help to cure the patient.

[填空题]Safety studies have been done on GM salmon.

[填空题]There have been a few serious（）(disagree) between the two parties lately.

[填空题]There have been a few serious ______ (disagree) between the two parties lately.

[填空题]Intelligence tests have now been proved to be unreliable.

[填空题]What has been done to have fewer cars on the freeways
Asking several people to （）.

[填空题]After you have been cycling for a few months, the author thinks that you will find cycling in towns less dangerous.

[填空题]Over the past few years, these companies have been able to maintain a steady (grow) ______ in their business.

[填空题]Now that I have been in college for a few weeks, I’m (11) that it is not as bad as I thought it would be. Firstly, I have (12) new friends from all parts of the country. We all have classes together and go to the same parties. (13) , I have been able to become more independent. Lastly, I have learned to be more (14) for my actions. I know that homework always comes first and that my (15) must wait until all my work is done.Now that I have been in college for a few weeks, I’m (11) that it is not as bad as I thought it would be. Firstly, I have (12) new friends from all parts of the country. We all have classes together and go to the same parties. (13) , I have been able to become more independent. Lastly, I have learned to be more (14) for my actions. I know that homework always comes first and that my (15) must wait until all my work is done.