It’s a major for Obama and his national security team, to fulfill the goal once voiced by Obama’s predecessor, George W. Bush, to bring to justice the mastermind (设计者)of the 9-11 attacks.
Don't stop ________ you meet with a word you don't understand.
I would appreciateif you can keep an eye on my dog while I am away.
The boy failed four times, but he said he would try ___________.
The band ________ in about 1970, but happily they reunited in the mid-1980s.
— Dad, would you please buy some strawberries for me? I love them. — I'd like to, but they are not _____ in winter.