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Kate: Hi, Carl! What do you do on the weekend?
Carl: 1． How about you?
Kate: 2．
Carl: Is it difficult to play the guitar?
Kate: Yes. 3．
Carl: 4．
Kate: Yes, he practices it after work. 5．
Carl: Really?
Kate: Yes. Look at the picture, he is playing at the birthday party.
| A．I often play football with my friends. |
| B．He plays the guitar very well. |
| C．I usually have guitar lessons. |
| D．Does he play the guitar on Saturdays? |
| E．But my father always helps me. |
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
