Một công nhân làm được 30 sản phẩm trong 15 phút. Trong 75 phút người đó làm được số sản phẩm là

Giúp mik vs camon mn

giúp mik vs ;-;

A hobby can be almost what a person likes to do in his/her spare time. Hobbyists raise pets, watch birds, or hunt animals. They also climb the mountains, fish, ski, skate, and swim. Hobbyists also paint pictures, attend concerts and play musical instruments. They collect everything from books to butterflies, and from shells to stamps.

People have hobbies because these activities offer enjoyment, friendship, knowledge, and relaxation. Sometimes they can bring financial profit. Hobbies also bring interesting activities for people who have retired. People, rich or poor, old or young, sick or well, can follow a satisfying hobby, regardless of their age, position, or income.

Hobbies can help a person’s mental and physical health. Doctors have found that hobbies are available in helping pati76.            A. constructed B. build           C. erected        D. considered

77. A. since     B. from            C. to    D. in

78. A. when    B. who C. what           D. where

79. A. long      B. good           C. well D. farents suffering from physical or mental illness. Hobbies give these patients activities to do, and provide interests that prevent them from thinking about themselves..

81. According to the passage, a hobby is what a person likes to do when________.

A. he/ she has free time B. he/ she is at work

C. he/ she is at home D. he/ she is busy

82. The word “income” in line 8 is closest in meaning to________.

A. salary                          B. job                            C. loan                          D. career

83. Which of the following is NOT mentioned in the passage as an advantage of having hobbies?

A. enjoyments                 B. relaxation                 C. knowledge                D. surprises

84. Where in the passage does the writer mention different activities taken by hobbyists?

A. Paragraph 1                B. paragraph 2              C. paragraph 3               D. paragraph 1 and 2

85. According to doctors, hobbies are help fill for_______ .

A. patients’ physical health                                  B. patients’ mental health

c. patients’ material life                                        D. patients’ physical and mental health

GIÚP MIK VS

Exercise is one of the best ways of keeping fit. It improves your body and mind and enables you to perform (71)_________ in the work place and at home.

Proper breathing is essential if you want to get the (72)_________ from exercise and you should also take into account your heart rate. It can be (73 )_________ to do too much at one time. That is why all good fitness instructors emphasize the importance of “listening to your body”.

When you first start, you should use good judgments. It is easy to make mistakes of using the equipment incorrectly or doing too much at one time. (74)_________ slowly and build up gradually.

To increase your fitness (75)_________ you should exercise for 20 minutes a day, 4 to 6 times a week. Then you will see a different both in your body and mind in only a few weeks.

71. A. good                  B. badly                  C. better               D. worse

72. A. less                     B. most                   C. more               D. much

73. A. harm                   B. harmless           C. harmfully        D. harmful

74. A. Start                    B. Starting              C. Starts             D. Started

75. A. steadily                B. badly                 C. wrongly         D. difficultly