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Today is July 25th. The weather is sunny and hot. Jim eats many ice-creams in the morning. Then, he feels ill and he has a bad stomachache. Now he is in the hospital. There are some rules (规则) there. When(当……时) he sees the doctor, the doctor tells him not to tell lies. After he sees the doctor, he goes out and litters some toilet paper(卫生纸) on the floor. The doctor says to him, “Excuse me, you can't litter here.” Jim says sorry and picks it up(捡起). He knows he should keep quiet in the hospital, too.
1．It's sunny and warm today.2．Jim eats many ice-creams and has a stomachache.
3．There are some rules in the hospital.
4．Jim's mom tells him not to tell lies in the hospital.
5．Jim knows he should keep quiet in the hospital.
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
