Grammar 答案：一、1
in celebration of 2
log off 3
some day 4
cultural differences 5
participate in 6
adjust to sth 7
when it comes to this topic 8
take up 9
give presents to sb 10
shake hands(with sb)二、时间If 条件句（谓语动词形式）主句（谓语动词形式）现在过去式/be(were)would/should…do1
were , would work; 2
had, would want3
If my bother were here, everything would go well
C三、时间If 条件句（谓语动词形式）主句（谓语动词形式）过去had doneWould/should…have done1
had been, would have passed; 2
had met, would have gone3
If you had come earlier, you would have met him
BDA四、时间If 条件句（谓语动词形式）主句（谓语动词形式）将来过去式/should do/were to doWould/should do1
happened/should happen/ were to happen, would get up2
controlled/should control/ were to control, would be3
If it were Sunday tomorrow, I would go to visit my grandmother
B 五、DBAC当堂检测：时间If 条件句（谓
