What does the passage mainly discuss?A.The importance of conifers in evergreen forests B.The efficiency of the bill of the crossbillC.The variety of food available in a forest D.The different techniques birds use to obtain food
(26) A.by B.in C.on D.with
He asked me_______ I had been waiting for him. A.when B.how often C.how far D.how long
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. When you are dealing with so many problems, mistakes are _______ to happen.A.found B.ground C.around D.bound
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. It is regretted that there can be no _______ to this rule.A.exclusion B.alternative C.exception D.déviation
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. Although _______ about the dangers, many people continue to ride at too fast speeds.A.warned B.warning C.to be warned D.being warned
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. He is _______ most intelligent person I have ever seen so far.A.x ( no article) B.an C.the D.a
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.I would send her a fax if I _______ her number.A.had known B.could know C.know D.knew
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.I can find my own way to the cinema. You ______ wait for me.A.needn’t B.mustn’t C.must D.can’t
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.The government _________ the flood victims with food, clothers and money.A.presentedB.provided C.offered D.gave
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