（）has 3 specific points: fixed port, fixed line and announcing shipping time in advance.

（）has 3 specific points: fixed port, fixed line and announcing shipping time in advance. 出头教育: The central theatre has a seating of more than 3,000 people. Is this the first time you _____ Beijing—-No. But it has been 3 years since I last here. The country has already sent up 3 unmanned spacecraft, the most recent at the end of last March. Is this the first time that you ______ Nanchang—No. But it has been 3 years since I last ____ here. If X is a normal random variable with a standard deviation of 10, then 3X has a standard deviation equal to: Our school has the parents’ meeting _____ the afternoon of October 10th, and it starts _______3p.m. According to Hairston, Ruszkiewicz and Friend, “The ability to write has become even more important […] during the past decade” (3). One advantage of G3 mobiles is that it has become a very useful tool for________daily communication.[ ] Miss Li has taught ____ English for about 3years.—You are lucky. ____ is a very good teacher. David has tried 3 times to repair the clock.He will try__________time after having a rest. Mr Li has been in hospital for 3 days.-Oh，really.I________.________to see him after work.[ ] The city of Wuxi has ______ history of more than 3,000 years and it will keep its glory and have _______ bright future. is, are, has, have, having The average British family, which ________ smaller and richer than 50 years ago, ________ 3. 6 members. - I can hardly believe my eyes.Is that you,Gina?- Yes,It has been nearly 3 years （） we graduated. Shanghai has hosted2010world Expo The world Expo has longhistory but it has never been held in Asia （）their country has plenty of oil, ours has none. : It has enabled her to start a new career.|It has helped her make new friends.|It has made her happy and energetic.|It has renewed her passion for life. The Internet has ________ abundant information ________ has not been evaluated for accuracy. Peter has ______ cough and he has to get ______ X-ray.