(2012年江苏南通九校联考)When ________different cultures,we often pay attention only to the differences without noticing many similarities.
— Where did you find your lost pen? —It was in the park _____ we visited that day _____ I found it.
It was __________ back home after the experiment .
She didn’t come to the party last Sunday. __________, she must have made the party more exciting.
— Are you going there with us? — If Mary wants to go, __________.
The teacher told us to remain silent unless _____.