一British engineer,Tim Berners-Lee_______the idea of the World Wide Web in 1989.一You’re right,and the World Wide Web is 25 years old this year.A.caught up with B.got along with C.came up with
The number of the teachers in our school ____ over 400, and ____ of them are women teachers.
______ Saturday ________ Sunday is OK. I’ll be free then.
Can you tell me ________ the robot that has caught a virus?
Your uncle will come to see you as soonas he ______ here.
At times _______ exercise can make us _______.