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
______ his brother, Mike is active and friendly.
I am sorry I have no time at present to____________________ detail of our plan.
Stephanie: "Oh, no! I left my book at home. Can I share yours?" Scott: "______ "
The pool should not be made so deep______small children can be safe there.
Only one of our gifted students______to participate in the final competition.
Education in many countries is compulsory________the age of 16.
Supporters of free-market globalization point out that_____________________ .
He_______________us but he was short of money at the time.
It is stated in the passage that____________________ .
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.