Earth Day____in 1970 for the first time， and the Day now includes events in more than 190 countries and regions （地区）．（ ）
| A． |
celebrated |
B． |
was celebrated |
| C． |
is celebrated |
D． |
has been celebrated |
Among these children，Jim has ________life and he lives______．（ ）
A．The most happy；most happily
B．the happiest；most happily
C．the happiest；happiest
In old days，the poor _______ for the boss for over 18 hours a day．（ ）
A．was made to be worked
B．were made work
C．were made to work
The weather changes often in June．
__________．The highest temperature yesterday was 32°C，but it's just 18°C today．（ ）
A．So it isB．So it doesC．So does it
Taiwan is an important part of China．
Yes，it lies ______the southeast of China．（ ）
A．inB．onC．to
Henry，have you seen the English book on the ______desk？If you see it，please take it to the ______
office．
OK．（ ）
A．teachers'；teachers'B．teacher's；teachers'
C．teacher's； teacher's