Перейти к выбору ответа 12.04.2022Отрезок AB разделён точкой C на две части так, что AC=16см, BC=8см. Найдите отношение BC/AB. Выбрать другой вопрос Смотреть ответ Перейти к выбору ответа Математика Ответ учителя по предмету Математика вот так как то 8/(8+16)=1/3
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Раскройте скобки в следующем предложении, поставив глаголы в нужном времени:
1. Unfortunately, our company is not a success at the moment. But we hope, it (to increase) its profits by the end of the year.
a. increases
b. has increased
c. will increase
d. will have increased
2. How long (you, to test) this device?
a. have you been testing
b. have you tested
c. will you have tested
d. had you tested
3. Before we (to complete) the talks we (to discuss) some business matters with our Managing director.
a. completed, discussed
b. completed, had discussed
c. had completed, discussed
d. had completed, had discussed
4. Why (you, to go) to the plant yet?
a. did not you go
b. have you not gone
c. have not you gone
d. you have not gone
5. We (not, to inspect) the equipment by 5 p.m. tomorrow.
a. will not have inspected
b. have not inspected
c. will not inspect
6. Who (just,to present) the sales figures?
a. Who just presented the sales figures?
b. Who have just presented the sales figures?
c. Who has just presented the sales figures?
7. …. the engineers (to put) the new model into operation by last November?
a. Have the engineers been putting
b. Will the engineers have put
c. Had the engineers put
d. Have the engineers put
8. Mr Smirnov (to study) the offer for the new model of equipment for half an hour.
a. will have studied
b. has been studying
c. had studied
9. Our secretary (to translate) the articles since yearly morning.
a. had translated
b. translated
c. will have translated
d. has been translating
10. What kind of experience (you, to get) lately?
a. had you got
b. have you got
c. will have you got