基因组成为XBXbY的甲,其父患色盲、其母表现正常。下列分析中可能性较大的是(不考虑交叉互换)①甲母减数第一次分裂中,2条X染色体未分开而是一起进入了次级卵母细胞 ②甲母减数第二次分裂中,2条X染色体未分开而是一起进入了卵细胞 ③甲父减数第一次分裂中,2条性染色体未分开而是一起进入了次级精母细胞 ④甲父减数第二次分裂中,2条性染色体未分开而是一起进入了精细胞
—China held the Olympics in 2008 and 2022 successfully.
—We take ________ in our great country.
advice
price
pride
—I need ________ school things.
—Me, too. Let’s go shopping.
no
some
any
—There will be ________ tomorrow. We can’t eat out.
—Well, we have to stay at home.
rainy
rain
raining
—________ have you been in Beijing?
—For two weeks. And I went to the Great Wall.
How soon
How long
How often
—What do you want to do this weekend?
—I want to care for animals in ________ animal center.
an
a
/