I studied English for four years in high school. _________ had trouble talking with people when I was traveling in the US .
A. Nếu không
B. bởi vậy
C. mặc dù
D. tuy nhiên
The examination was not very difficult, but it was_____________________ long.
Education in many countries is compulsory________the age of 16.
We must push the piano to the corner of the hall to_____________________ our party tonight.
Supporters of free-market globalization point out that_____________________ .
Standing on the tip of the cape,____________________ .
We all agree that she is____________________ student in our class.
Only one of our gifted students______to participate in the final competition.
The boat was sailing north when a terrible storm_____________ .
Long ago, women were_________to vote in political elections.
I am sorry I have no time at present to____________________ detail of our plan.