.It was the practice _____ he got abroad _____ made him a good English speaker.
Late _____the afternoon of a cold day in February ,two gentlemen were sitting Over their wine in a restaurant. A in B on C of D at
I got a pain in my chest and a terrible headache ._________?A .what the matter B what is it C Do you feel short of breath D May I have a look
_________humanoid(有人特征的)robot newly acquired by Imperial College in London will lead to deeper understanding of _______human intelligence.
一How do you find the concert in the Beijng Grand Theatre last night?一_____________, But the conductor was prefect.
.The 8.8 quake in central Chile caused widespread damage,destroying lost of buildings and hundreds of thousands Of people__________ .