更多"When was sugar used widely"的相关试题:
[单项选择]When was sugar used widely
A. 3,000 years ago.
B. In modem times.
C. Quite recently.
D. 300 years ago.
[单项选择]According to the passage, sugar was used in the study to ______.
A. feed the bees during the experiment
B. make the bees live in groups
C. reward the bees for good performance
D. train the bees to travel to a particular place
[单项选择]In the days when coal was so (widely) used, (no one) realized how soon and how (complete) oil would replace (it).
A. widely
B. no one
C. complete
D. it
[单项选择]When used in criminal investigation, DNA fingerprinting requires ______.
[单项选择]What is the percentage of the sugar used as food
A. 19%.
B. 90%.
C. 10%.
D. 30%.
[单项选择]Which of the following instruments was widely used before the seventeenth century
A. The harpsichord
B. The spinet
C. The clavichord
D. The organ
[单项选择]
Among the medicinal preparations now widely used are powders,granules,pills,extracts,tablets and injections．Which of the following is not mentioned in the sentence（）
A. 粉末
B. 胶囊剂
C. 丸剂
D. 颗粒剂
E. 注射剂
[单项选择]Computers are already widely used in industry and in universities and the time may come when it ______ possible for ordinary people to use them as well.
A. is
B. will be
C. must be
D. may be
[单项选择]Ocean transportation is widely used because it is a relatively low-cost way to transport goods, and it can easily handle large shipments.
A. 人们喜欢在宽阔的海面上运输货物，因为它价格低可以行大船。
B. 海洋运输被广泛使用，因为很容易用大船运送较为低廉的商品。
C. 人们广泛使用，海洋运输，因为它具有运量较大，运费较低的特点。
D. 海洋运输被广泛使用，因为它运量大，虽然花费不低。
[单项选择]Why is electronic mail widely used in business
A. Because it can speed up the sending of messages.
B. Because it is a fashionable gadget to the businessman.
C. Because it is cheap and efficient.
D. Because it is a part of business life.
[单项选择]It is because English is being widely used at present（）
A. why we learn it hard
B. that we learn it hard
C. which we must learn
D. when we should learn
