单项选择题
The __________ of temperature will make a difference in the sex of baby crocodiles.
单项选择题 The jury were __________ to show mercy to that young offender.
单项选择题 The Mars turned out to be large patches of __________ land and there is no sign of life there.
单项选择题 Many young Americans have traveled abroad and gotten hooked on __________ foods.
