(2014届河南省豫东豫北十所名校高三上学期阶段性测试) I'm really concerned ahout you. If something _______ happen to you call me at once.
When such an organized group became too large for its members to travel together comfortably, it would__________.
______ is no _______ arguing with Bill because he will never change his mind.
---What caused the party to be put off? ---_____________ the invitations.
We can’t walk there. _________, we must find a taxi.
I feel so excited! At this time tomorrow, I ________ by camel with local guides in Northern Africa.