Directions: After reading the following passage, you will find 5 questions or unfinished statements, number 40 to 44. For each question or statement there are 4 choices marked A), B), C) and D). You should make the correct choice and mark the corresponding letter on the Answer Sheet with a single line through the center. What can E-medical (E-med) offer? We offer advices with your own private online doctor by e-mail or phone. If we cannot sort out your problems in that manner, we can refer you to a specialist(专家) in the field you need for further investigations or examinations. What if you cannot make a diagnosis(诊断) by e-mail? When we receive your e-mail and the doctor feels that he needs to speak to you to discuss your problems, he will call you immediately and we can help you that way. But if we feel it is necessary, we may ask you to have a video consultation to make a diagnosis or to treat you, or even refer you to a specialist. What about medical investigations? If you need further medical investigations to work towards a diagnosis, such as blood tests or scans(扫描), your E-med doctor can usually refer you to a hospital in London. Other medical investigations can also be arranged remotely. The result will be sent to your E-med doctor, who can then advise you on what to do next. 1. We can learn from the passage that E-med service provides medical advices ____________.