1.When her colleagues have lost their jobs,she still held onto her position.
2.My sister is prone to catch a cold.
3.He has earned himself a place in history.
4.Suppose your father has seen you now,what would you say?
5.Two years ago,Bob felt bored with being a restaurant manager; fortunately he won a scholarship from State University.
6.In order to ensure his presentaion at the meeting,I called him up in advance.
7.Without the unique environment on earth,there would be no life here.
8.They requested I return the borrowed books to the library before Friday.
9.Because of noises outside Nancy has difficulty in concentrating on the experiment.
10.We look forward to being invited to the opening ceremony.