1． We have to separate Omar and Steve because they always "chat" in class.
2． He seems to intend to rob that rich man,but he is a "timid" person.
3． We have to calculate the result immediately because we don’t have enough time.
4． When I went back to my hometown,I felt "that" everything "was" familiar.
5． I don’t like artificial food,but my friends like it.
6． I want you to move those instruments because we "will" have class this afternoon.
7． The army whose mission is "to" attack the city has to kill the
"whole" enemy.
8． There are various ways to save that "person",but we have to choose the best way.
9． The scientists want to probe the new rock,but they don’t have enough money.
10.last week,my friends and I went to the beach,"and" we saw an island on the horizon.
""是我做的改動(dòng),希望有所幫助.