我国外贸公司如遇买方不按时开出信用证的情况，可根据具体情况采取对我出口公司有利的措施。 ( )
参考答案：对
读一读，猜猜看，填空。
One duck has a mouth, two eyes, and two legs.
Two ducks have two mouths, four eyes, and four legs.
1. Three ducks have ____________ mouths, ____________ eyes, and ____________ legs.
2. Four ducks have ____________ mouths, ____________ eyes, and ____________ legs.
