From Huanrui, we know that _____ has the highest success rate of test-tube baby, about _____.
A. China; 30%-40%
B. China; 40%-70%
C. the United Kingdom; 30%-80%
D. the United States; 70%-80%
查看答案
According to Alex, a “test-tube baby” refers to ______.
A. in vitro fertilization
B. in-vitro degradation
C. in-vivo fertilization
D. in-vivo degradation
The baby carrying the DNA of three parents is an experimental specimen, aiming at ______.
A. having more babies
B. having babies with genetic modification
C. eliminating genetic diseases in newborns
D. innovating in the field of life science
Choose the most appropriate answer by completing the sentences below or answering the questions.1. In this part, Ms. Yang and her students talk about the big news about _____.
A. test-tube baby
B. the world’s first baby born from the DNA of 3 parents
C. in vitro fertilization
D. spindle nuclear transfer
Which kind of format of reference is NOT mentioned in the conversation? It is ______.
A. footnote
B. citation
C. direct quotation
D. bibliography at the end of the text