----- Can you use chopsticks, John?
----- ________ . I once stayed in China for two years.
A.No problem |
B.It all depends |
C.I’m sorry, but yes |
D.You can forget it |
Since the Obama administration took office, the China—US relations ________ positive development thanks to joint efforts of both sides, President Hu said at the Nuclear Security Summit in Washington, April,12,2010.
A.witnessed |
B.were witnessed |
C.had witnessed |
D.have witnessed |
.The other day I was showing the boys the weekly chemistry experiment when, ________ I knew it, the mixture was bubbling over everywhere.
A.if |
B.before |
C.though |
D.unless |
It was not until all the milu deer ________ that we realized we should build a natural park to protect them.
A.died off |
B.died away |
C.died out |
D.died down |
Do you remember a certain occasion ________ you were in trouble and at that moment I gave you a hand.
A.when |
B.which |
C.why |
D.where |
No bread eaten by man is so sweet as ________ earned by his own labor.
A.one |
B.those |
C.it |
D.that |