A：含腺嘌呤30％的样品
B：含腺嘌呤17％的样品
C：含胸腺嘧啶32％的样品
D：含胞嘧啶15％的样品
照样子，写一写。
例：他画的海那么蓝、那么宽。
____那么____，那么____。
This camera is too expensive. I'd like a one.
The movie Lost in Thailand is one that I've ever seen these years.
