There is no doubt _______international cooperation is the key to dealing with cyber crime.
| A．then | B．that | C． wheather | D．this |
John as well as his classmate ___________ one exam after another.
| A．are tired of having | B．are tired to have |
| C．is tired of having | D．is tired of have |
We all felt _________ of the ____________ child.
| A．tired, tiresome | B．tired, tiring |
| C．tireless, tired | D．tiresome, tiring |
______________ of reading, he put down the book and stopped ________.
| A．Tired, to watch TV | B．Tired, watching TV |
| C．Tiring, watching TV | D．Tiring, to watch TV |
The ____________ engineer had planned to design the blueprint the way no one else had ever done.
| A．main | B．chief | C．major | D．total |
The __________ aim of the air raid was the complete destruction of all means of communications by bombing.
| A．most | B．mostly | C．major | D．majority |