（1）What will they do about inventors？
A.They will play a game.
B.They will make a joke.
C.They will give a talk.
（2）How many groups are there in the activity？
A.2
B.3
C.4
（3）If you get the answer wrong，how many points will it lose？
A.30
B.20
C.10
（4）When was the first inventor born？
A.In 1752
B.In 1706
C.In 1607
（5）What does the speaker probably do？
A.He may be a teacher.
B.He may be a student.
C.He may be an inventor.