It's dangerous to leave your children along while you go shopping.
购物时,把你的孩子单独留在家里是挺危险的。
We are prepared to reconsider amending the contract.
我们可以重新考虑修改合同。
In the first place, any scientific study requires that there be no preferential weighting of one or another of the items in the series it selects for its consideration.