Which of the followings would contain genetic material that is 100% identical? A: Homologous chromosomes B: Sister chromatids C: X and Y chromosomes D: Acrocentric chromosomes E: non-sister chromatids

对于下面问句回答正确的是： A: Non,iln’aimeparlerpasfrançais. B: Non,iln’aimepasparlefrançais. C: Non,ilAimeneparlerpasfrançais. D: Non,iln’aimepasparlerfrançais.

—Ya-t-ildeschaises?—Non,____________.

根据Disruptive theory,创新有()。 A: Disruptive B: non Disruptive C: Disruptive和non Disruptive都不对 D: Disruptive和non Disruptive都选

Li Lei is a friend of ___. A: I sister B: my sister's C: me sister D: my sister

This is my () dictionary. A: sister Mary B: sister’s Mary C: sister Mary’s D: sister’s Mary’s

___________, a woman lawyer, has a large practice. A: Jim’s sister B: Sister of Jim C: The sister of Jim D: The sister of Jim’s

The postcard is sent by（） A: a friend of my sister B: a friend of my sister's C: my sister friend D: my sister friend's

I like that son of ______. A: John"s sister B: John sister"s C: John"s sister"s D: sister"s John"s

The girl talking to Mary is a friend of ______． A: Mary's sister B: Mary sister's C: Mary's sister's D: sister of Mary's