1 . As kids want to see Las Vegas and all _________ (it) many attractions, we are going to spend our summer holiday there this year.(所给词的适当形式填空)

2 . After the flight, we needed a transfer __________ the airport __________ the hotel. （用适当的词填空）

3 . The most___(universe) facial expression is the smile, whose function is to show happiness.   （所给单词适当形式填空）

4 . (2016·新课标Ⅰ，68) I held a lively three-month-old twin that had been rejected by ________(it) mother.