When we entered the restaurant, we were surprised to find it completely
The waiter then pointed to a table in the corner. “The people there are going to
A few moments later he returned to our table. We could tell from his face that he had bad news for us. Looking a little
A.snacks | B.breakfast | C.lunch | D.supper |
A.hard | B.often | C.hardly | D.always |
A.necessary | B.possible | C.important | D.certain |
A.empty | B.full | C.free | D.quiet |
A.watch | B.complete | C.try | D.manage |
A.leave | B.start | C.end | D.pay |
A.meal | B.bill | C.food | D.drinks |
A.Luckily | B.Lucky | C.Unluckily | D.Unlucky |
A.talked | B.thought | C.insisted | D.advised |
A.angry | B.pleased | C.sorry | D.proud |

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

