Online education has grown rapidly, providing students with the flexibility to learn at their own pace and access resources from anywhere in the world.
相关试题
单选题 This kind of toy is ________ for children above three.
单选题 My younger brother is not tall enough ________ the cookies on the top shelf.
单选题 Carmen Ferreria ________ up hope of finding her pet parrot, Raquel, who ________ from the back garden of her house two years ago.
单选题 My mother was seriously ill last month. Luckily, she managed to ________.
单选题 Despite feeling , Ms. Johnson found the presentation very informative
单选题 I wonder why Jenny ________ to us recently. We should have heard from her by now.
单选题 They were told that they should follow that main road ______ they reached the railway station.
单选题 By the time we arrived at the museum, the exhibition ________.