_____ all the difficulties, the researcher continued her research.
A、In case of
B、 In spite of
C、Because of
D、Instead of
You' d better speak loudly at the meeting______everyone can hear you.
A、except that
B、such that
C、in that
D、so that
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。