To solve the traffic problem, more and more bridges ____________ across the river every year.

You are great! Congratulations on winning the first prize! —Thank you! Mr. Yu You__________ me to practice again and again every day.

the red switch on the left and the flying machine will swiftly go up into the air and its journey.

Mr Lin often helps me _____ my English. [ ]

What can we learn from Lei Feng? — We should not only think about , we should think about others as well.