For more than a hundred years black people had to fight ______ the rights to vote, choose where to live, study and work.
| A．to give | B．to be given | C．giving | D．being given |
As long as you are confident and determined, you will _______ whatever difficulties you face.
| A．overcome | B．confirm | C．grasp | D．acquire |
I have been advised to arrange for insurance _________ I need medical treatment.
| A．so that | B．unless | C．in case | D．though |
________ in the traffic jam, she failed to catch the train, which mader her upset.
| A．Catching | B．Having caught | C．To catch | D．Caught |
I don’t speak any French. I wish I _______ harder when I was at school.
| A．had worked | B．worked | C．would work | D．work |
He was seriously injured last week and that’s _______ he didn’t participate in the competition.
| A．when | B．how | C．why | D．what |