---Someone is knocking at the door. Who may it be? ---It ______ be Tom. He is still in the school.
-Do you knowgirl in blue ? — She is our new classmate , Jane. A. a B. the C. /
— Do you know last week? — Korea, I heard . She loves the clothes in Korean style. A.where Sally goes B. where Sally went C. where did Sally go
______ it’s difficult to make her dream come true, she never gives up. A. Unless B. IfC. Though
___ good job she does! She is really a clever girl. A. What a B. How C. What
The mobile phone has influenced our life a lot since it_____. A. invents B. is invented C. was invented