Most of the villagers took part in the Dragon Boat races 9：00 a．m． the morning of June 18．（ ）
| A． |
at； in |
B． |
at； on |
C． |
on； in |
D． |
on； on |
I won't go home ______ the rain stops．（ ）
| A． |
since |
B． |
so |
C． |
until |
﹣Do you know ______ boy over there？
Yes，he is my brother，Li Lei．（ ）
| A． |
the |
B． |
an |
C． |
a |
Would you like to go to the movies with me this Sunday？
________．I'll be free that day．（ ）
| A． |
Sorry，I can't． |
B． |
Yes，I do． |
| C． |
Yes，I'd love to． |
D． |
No，I wouldn't． |
Thanks to the government，several new primary schools ________ in my hometown last year．（ ）
| A． |
build |
B． |
built |
C． |
are built |
D． |
were built |
Henry was happy because ________ of his three sons came back home on Father's Day．（ ）
| A． |
both |
B． |
all |
C． |
either |
D． |
neither |