(1)比赛的时间、地点;
(2)邀请他的原因;
(3)训练计划将发送其邮箱,请他提出建议。
注意:(1)词数不少于100;
(2)可适当加入细节,使内容充实、行文连贯;
(3)开头和结尾已给出,不计入总词数。
参考词汇:
世界青少年机器人技能竞赛 the World Adolescent Robotics Competition
Dear Chris,
I have good news to tell you. ______________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
____________________________________________________________________________________________
__________________________________________________________________________
I’m looking forward to your reply.
Yours,
Li Jin

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

