if the gestational age is 31weeks 3days，and the birth weight is 1300g，the infant will be classified as

---We haven't done very well，have we？ ---_______. At least we tried .   Only after we really understand your business _____________ a suitable insurance program for you.: can we recommend|recommend can we|recommend we can|we can recommend Shall we go and help them with their work—-We’d better not. They said we’d just be ______ if we tried to help. We will not attack unless we ____________ (attack). We will work ____ we are needed. We mustn’t be nervous when we are in danger. We should cool. Must we leave now?－No, we ________. We still have two more hours. We are ______when we hear the _______news -we don’t have classes tomorrow. Environment makes __________we are. If we damage the environment, we′ ll endanger ourselves. We’ll never get to the station on time _____ we run as fast as we can. Environment makes __________we are. If we damage the environment, we´ ll endanger ourselves. When we are born, we have 300 bones, but by__, we have only 206（） After we grow up, we will realize that we can not control many things.   We are interested in the weather because it＿＿＿＿　us so directly—what we eat, what we do, and even how we feel. We have been told that under no circumstances ________ the telephone in the office for personal affairs.: A) may we use|B) we may use|C) we could use|D) did we use We first met on a train in 2010，but we both felt immediately that we ________ each other for years We should know that we can only reach the top if we are ready to _________ and learn from failure We can no longer ____to consider water an almost freeresource that we can use as much as we like We have done things we ought not to havedone and ______ undone things we ought to have done We were told that we should follow the main road ___ we reached the central railway station