1. On the clock face, the hour hand goes from 7 to () hours, the hour hand goes 1 hour, and the minute hand just goes () laps, that is, () minutes. There are () big squares and () small squares on the clock face.

2. Xiaoqing finishes school at noon 1 1: 35 and gets home at 12: 00. He spent () minutes on the road.

3. From 2: 45, after () minutes, it is 3: 10.

4. On the clock face, the minute hand went from 3 to 8 and walked for () minutes; The hour hand turned from 3 o'clock to 8 o'clock and lasted () hours; The second hand walked 1 turn, walked () squares, the hour hand walked 2 squares, and the minute hand walked () turns.

5.2 minutes = () seconds 120 minutes = () 6 o'clock = () minutes.

180 seconds = () minutes 90 minutes = () minutes.

6. The first class in the morning starts at 7: 55, and each class lasts for 40 minutes. The end time of the first class is () ().

7. A train pulls in at 2: 50, leaves at 3: 05, and stops for () minutes.

8. Xiaogang jumps rope with 7 () 10. We spend about 30 pounds on a meal.

The rest time is 10 (). Teacher Wang goes to work at 8 o'clock every day.

Xiaoxing brushes her teeth with 2 () every day. 13 () for 30m short circuit.

Second, judge. (Mark "√" for the right and "×" for the wrong) (8 points)

1. On the clock face, it takes half an hour for the minute hand to walk five squares. ( )

People's pulse beats 80 times a second. ( )

Grandpa walks for 60 seconds every day. ( )

4. Honghong eats breakfast every day for 15 seconds. ( )

Xiaoli arrives at school at 7: 35, Xiaohong arrives at school at 7: 40, and Xiaohong's home is closer to school. ( )

6. The second hand goes 1 cycle on the clock face, which is 60 seconds 1 minute. ( )

7. It takes about 1 hour to read a 200-word article. ( )

It takes 5 minutes to turn on the TV. ( )

Third, choose. Fill in the serial number of the correct answer in brackets. ) (10)

1. The time for the second hand to make a circle is ().

① 1 hour ② 1 minute ③ 1 second.

3. A primary school party starts at 8: 30 and ends at 10: 20. The party is held at ().

①2 hours and 50 minutes ②2 hours 10 minutes ③ 1 hour and 50 minutes.

The army arrives at school at 7: 10 every morning. He arrived at school 15 minutes earlier than Xiao Ming who arrived at school in the morning.

①7:25 ②6:55 ③6:50

Xiaohong and Xiaojun do the same homework. Xiaohong took 25 minutes, Xiaojun took 20 minutes, and () did it quickly.

(1) Xiaohong (2) Xiaojun (3) is as fast.

5. It starts at 5: 25, and it will be 6: 00 in () minutes, 10.

①35 ②25 ③45

Fourth, compare the size. (Fill in ">" in the box.

4: 04, 5: 50 and 3: 30.

200 seconds, 4 minutes, 400 minutes, 6 o'clock, 1: 40, 100 minutes.

5. Look at the clock face and complete the following questions. (***6 points)

1. Write down the clock time. (3 points)

_________ __________ __________

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

According to the time, draw the hour hand or minute hand on the clock face. (3 points)

⑵ Draw minute hand, hour hand and hour hand.

4:30 10:05 12:55

6. Write down the elapsed time and moment. (9 points)

Seven, connection. (4 points)

6: 05: 40 9: 10: 30 12: 10: 30 2: 50: 40.

Eight, solve the problem. (***30 points)

A football match lasted 90 minutes and ended at 4: 50 pm. What time does the football match start in the afternoon?

Light light blue left home for school at 7: 05 in the morning, Lingling left home at 7: 10, and they arrived at school at 7: 50 at the same time. How long did it take each of them? Who started from home first and how early?

A train should have arrived at 7: 45, but now it's late 15 minutes. What time does it arrive?

Wang Yu's father will fly from Beijing to Qingdao at 7: 50am on business. It takes 30 minutes from home to the airport. When will he leave home at the latest?

5. The following table is the schedule of work and rest in Hongqi Primary School (in the morning). Look at the table and answer the questions.

Bill Wu

Self-study at 8: 00 ~ 8: 20.

8: 30 ~ 9: 10 first class

9: 20 ~ 10: 00 second class

10: 00 ~ 10: 20 recess practice

10: 30 ~11:10 third class

Lesson 4

(1) How long did the first class last in the afternoon?

What are the students doing?

(3) If it takes you 15 minutes to walk from home to school, when will you leave home at the latest?

(4) Can you find the regularity of class time? Please fill in the class time of the fourth class.