Dinosaurs are traditionally classified as cold-blooded reptiles, but recent evidence based on eating habits, posture, and skeletal structural suggests some may have been warm-blooded.

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• Often a headache is caused by the contraction of one of the muscle group that cover the skull, thus causing spasm and pain.

• Stars in our universe vary in temperature, colour, bright, size, and mass

• Margaret Mead achieved worlduide famous through her studies of child-rearing, personality, and culture

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• I’ve got my photos drying out on the kitchen floor, so whatever you will do, don’t tread on them!

• Nowhere he could find a good place to study, so he returned to his dorm.

• Although she is 103 but, she still does a lot of work in the flat.

• The homes created by the legendary architect Frank Lloyd Wright are still viewed as uniquely innovative, and valuable.

• If you ____ Mary by chance, please give her my phone number. 

• Depending on many factors, including climate, mineral content of the soil, and the permanency of surface water, wetlands may be mossy, grassy, or covering with shrubs or trees.

• The young are thought to be the future leaders of the country, and it is essential that they should understand their heritage as full as possible.

• Look at.................. sun. It is rising. 

• In some species of fish, such the three-spined stickleback, the male, not the female, performs the task of caring for the young.

• Afterwards I’d read the manual, I found I could use the computer easily

• The bodies of cold-blooded animals have the same temperature their surroundings, but those of warm-blooded animals do not.

• Miss Linda speaks.................. Chinese very well although she is from......... UK. 

• He understands …….... French, but he speaks it badly. 

• If you make a five-days trip across the Atlantic Ocean, your ship enters a different time zone everyday.

• For many years, scientists studying the effects that the sun has on human skin.

• There is the very real possibility that these animals could panic, frighten and would break away, should there be a sudden loud noise

• Pictures of the surface of the planet Venus was received yesterday from the space probe “Explorer”, which was launched last year.