Global warming causes the ocean ________, which in turn speeds ice melting. A. to warm B. warming warmed D. warm
His project is concerned with _____ the technology to practical business problems.
Everybody was touched words after they heard her moving story.
The computer was used in teaching. As a result, not only , but students became more interested in the lessons.
Edward, you play so well. But I you played the piano.
-It looks heavy. Can I give you a hand? - .