.When______different cultures, we often pay attention only to the differences without noticing many similarities.
Watch out! Don’t get too close to the buildingwalls are being painted.
Even though the workers were not satisfied, they _____ to the boss finally.
He was __________ at the __________ waste of food in the school.
The doctors insisted that the patient was in danger, and that he __________on immediately.
----Travelling helps us understand life better. ---- ___________.