— Do you know ____ he is? — It's said he is a doctor.

As mentioned above, C imposes relatively few built - in ways of doing things on the program- mer. Some common tasks, such as manipulating(66),(67), and doing(68)(I/O), are performed by calling on library functions. Other tasks which you might want to do, such as creating or listing directories, or interacting with a mouse, or displaying windows or other(69)elements, or doing color graphics, are not defined by the C language at all. You can do these things from a C program, of course, but you will be calling on services which are peculiar to your programming environment(70), processor, and operating system)and which are not defined by the C standard. Since this course is about portable C programming, it will also be steering clear of facilities not provided in all C environments.

Do you think this is a nice place?（）

A c（） sentence contains two or more clauses， one of which is incorporated in the other.

You have a single Class C IP address and a point-to-point serial link that you want to implement VLSM on. Which subnet mask is the most efficient for this point to point link?

When testing a Class A EPIRB you will know the EPIRB is working properly if you hear on 99.5 Mhz FM or any vacant frequency on a nearby AM radio（）.

Which do you think is ______ important, money or health?

A mark or place at which a vessel comes under obligatory entry，transit，or escort procedure is know as（）.

【参考范例三】PART 2Describe a foreign musician or artist you like. You should say:  who the person is  what he/she is good at in art field  when you began to know him/her  and explain why you like to talk about this person.You will have to talk about the topic for one or two minutes.You have one minute to think about what you’re going to say.You can make some notes to help you if you wish.

【参考范例八】A TV HostPart 2Describe a TV host you like. You should say:who the host is how you got to know him/her what is special about him/her and explain whether he/she is popular among your friends.You will have to talk about the topic for one or two minutes.You have one minute to think about what you’re going to say.You can make some notes to help you if you wish.

You have read the following advertisement in a magazine.　　Recommend a Friend　　Do you know someone who meets the following criteria?　　※ Has a keen interest in other cultures　　※ Is able to work as part of a team　　※ Has a range of practical skills (indoors or outdoors)　　※ Is willing to endure unfamiliar environmental conditions　　An aid team is looking for people to help out with voluntary work scheme in undeveloped rural areas in my country.　　If there is someone you would like to recommend for this, please submit a formal proposal to the magazine, clearly addressing the criteria above and outlining the contributions that you feel this person would be able to make to a project of this kind.　　You have a close friend who wishes to participate in this project and you feel he or she would be very suitable. Please write a recommendation to the magazine.　　You should write no fewer than 100 words on the answer sheet.

If you do not know the subject, you will not understand what is said or written, even if English is your mother （） what is said or written.