17.（填空题）A ______ （chemistry）element of water is oxygen.

111.（单选题）Maybe it＇s just that Blue Monday feeling.

110.（单选题）_____ he said must be ______ he meant.

109.（单选题）The committee ______ 12 members.

108.（单选题）She felt a great ______ to talk about his problems.

107.（单选题）I’m well ______ very few jobs are available.

106.（单选题）—Doesn’t Mr.Smith live on that street?—No.This is ______ Mr.Brown lives.

105.（单选题）He often asked me the question______ the answer was wrong.

104.（单选题）The reason he quit the job is ______ he hadn’t got promoted for 5 years.

103.（单选题）I had no idea ______ he became rich from a coal business.

102.（单选题）Is unemployment causally related ______ crime?