How does global warming affect the survival of turtles？
A. It threatens the sandy beaches on which they lay eggs.
B. The changing climate makes it difficult for their eggs to hatch.
C. The rising sea levels make it harder for their hatchlings to grow.
D. It takes them longer to adapt to the high beach temperature.
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接受要约的承诺人要使发出的承诺不产生法律效力，则撤回承诺的通知应当在（）到达要约人。
It can be learned from the passage that ________.
A. both bills are likely to be made state laws
B. neither bill will pass through the Assembly
C. AB 2330 stands a better chance of passage
D. Sacramento and San Jose support SB 1403
李某今年51岁，自1995年起就一直在甲企业做临时工，担任厂区门卫。2010年3月1日，甲企业首次与所有员工签订劳动合同。李某提出自己愿意长久在本单位工作，也应与单位签订合同，但被拒绝并责令李某结算工资走人。根据《劳动合同法》的规定，甲企业（）。
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