--Why did he suffer failure again? --It was his carelessness that it.
The World Health Organization warned that Asian countries __________ attentive to bird flu since Asia ___________ got rid of the disease completely.
The job is open to all, _____ their previous experience.
—Wait until we get a satisfactory reply, will you? —I couldn't agree_______ . The idea sounds great to me.
When he came back, he found the bag he had ____ over the seat was gone.
__________ , he is not yet ready to turn professional.