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1. We _________ (enjoy) ourselves at the party last night.
2.Jack __________ (study) for the English test last Sunday.
3._______ you______ (go) to the Great Wall last year?
4. What day _______ (be) it yesterday?
5.The old man _______(be)ill and went to see a doctor.
6.We ________ (have) a party last night.
7.We __________ (visit) the museum and went home.
8.— How _______ (be) the students? — They were very friendly.
9.He often _______ (have) supper at home. Yesterday he ______ (have) supper at school.
10.—______ he _______ (have) lunch at nine? — No, he didn’t.
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
