1£®Before driving into the city, you are required to get your car________(wash)£®

2£®You'd better add ________ your scores and see if you have passed the exam.

3£®I suggest that he should calm ________£¬or else he could make things worse.

4£®With more and more forests disappearing, today the public is much concerned ________ the way nature is being ruined.

5£®While ________(stay)in the village£¬Jams selflessly shared whatever he had with the villagers without asking for anything in return.

6£®Not until he went________ real hardship did he realize the love we have for our families is important.