①如愿以偿 ②羞愧万分 ③蹑手蹑脚 ④小心翼翼
1.妈妈十分谨慎地从厨房里端出来一碗热汤。(____)
2.妈妈正在睡觉,我脚步很轻很轻地走进她的房间。(____)
3.看着试卷上一个个红叉,我真是感到十分惭愧。(____)
4.经过三个多月的努力,我终于实现了愿望,拿到了舞蹈比赛的奖杯。(____)
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