Directions:In each of the following groups of words, there are four underlined letters or ltter combinations marked A, B, C and D. Compare the underlined parts and identify the one that is different from the others in pronunciation. Mark your answer by blackening the corresponding letter on the Answer Sheet.

• A、land

• B、lamb

• C、father 

• D、ladder

_____ all the difficulties, the researcher continued her research.

• A、In case of

• B、 In spite of

• C、Because of

• D、Instead of

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