直角和锐角的和一定比平角小.______.(判断对错)
根据钝角、直角、锐角的含义可知:直角+锐角=钝角,一定比平角小;
故答案为:√.
小题1:From the information, we can know something about .
A. traffic safety
B. food safety
C. Internet safety
小题2: speak dearly beet of all the groups.
A. The students in Group 1
B. The students in Group 2
C. The students in Group 3
小题3: Who would call Tony?
A. One who knows how to play the guitar.
B. One who wants to give him lessons,
C. One who wants to sell his guitar.
小题4: What kind of movies did Charlie Chaplin make?
A. Thrillers.
B.Action movies.
C. Comedies.
小题5:It is a chart about the price of rice last year. Do you think which seasons were good to sell rice?
A. Spring and summer
B. Spring and autumn
C. Summer and autumn
以下影响预计完工日、预计开工日的计算有哪些量?()
A.检验天数
B.假日表
C.批量
D.变动前置天数