Whenever problems come up, we discuss them frankly and find solutions quickly.
A. làm sạch
B. chạm chán, đụng độ
C. đến
D. xảy ra = come up
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
I am sorry I have no time at present to____________________ detail of our plan.
He_______________us but he was short of money at the time.
Michael looked deeply hurt and surprised when_____________________ .
Education in many countries is compulsory________the age of 16.
We all agree that she is____________________ student in our class.
It is stated in the passage that____________________ .
The boat was sailing north when a terrible storm_____________ .
There has been a great increase in retail sales,_____________________ ?
_______ has been a topic of continual geological research.