.Too much drinking and smoking ________ his early death. Which of the following keys is wrong?
In order to solve the problem as soon as possible, they had a __________ discussion.
David __________ with Cathy for two years before they got married.
The child asked his mother _________ go out to play tennis.
He said that his car __________ stolen and he ________ have to telephone the police.
China Daily is _________ a newspaper; it helps us improve our English.