These companies succeeded because they were the first companies to make use of the ____________ of the internet and was thought highly of by some experts.

33. Those who suffer from headache will find they get ______ from this medicine.

Her question was so difficult that I could hardly make any ____ of it at all.　 

In the meantime, the question facing business is whether such research is ______ the costs.

 The fact that the miners there work in dreadful          attracts the public attention and contribute to making laws to protect the miners’ right .