【单选题】Directions: Choose the right one from the four choices marked A, B, C or D. The _____ objective of this study was to investigate whether germ cell-derived proteins leak from STs into IF follo...
【简答题】Vocabulary: Fill in the blank Choose the right words in the box to complete the sentences. Use each word one time. albeit site finite imposition advocate interact linked consult tape abandon generatio...
【简答题】Fill the blanks with distinguish, proclaim, claim, exposure, function , beneficial . Every word may be used more than once. Pay attention to the right form of the word. 1. The newly issued regulations...