1. Match the beginning of the sentence on the left with its ending on the right. 1) The experiment 2)...

1) The experiment may be wasted and very little be achieved, 2) The mail is usually brought at 9 a.m. 3) These machines are made and contracts are signed in this office. 4) When can the new equipment be installed? 5) It's a pity the concert was not recorded. 6) Are the orders always fulfilled in time? 7) If we use the old methods, a lot of time may be wasted and very little be achieved. 8) Something important was being discussed, so I sat down to listen. 9) No decisions have been taken yet. 10) This monument was erected three hundred years ago. 11) Offers have been made and contracts are signed in this office. 12) Have any interesting exhibitions or fairs been held recently? 13) All these little wooden houses were built with very simple tools many years ago. 14) The future church is being designed by several well-known architects. 15) The lost dog was being looked for everywhere.

1) - i) are going to be tested again. 2) - n) usually brought at 9 a.m. 3) - e) are made and contracts are signed in this office. 4) - m) always fulfilled in time? 5) - h) was not recorded. 6) - k) was being discussed, so I sat down to listen. 7) - 1) may be wasted and very little be achieved. 8) - d) will be described in several journals. 9) - j) have been taken yet. 10) - b) was erected three hundred years ago. 11) - o) be installed? 12) - a) been held recently? 13) - g) were built with very simple tools many years ago. 14) - f) is being designed by several well-known architects. 15) - c) was being looked for everywhere.

To match the beginnings of the sentences with their corresponding endings, let's analyze each one carefully:

1) The experiment

• Suitable match: d) will be described in several journals.
  Explanation: Experiments are often documented and published in journals for peer review and dissemination of findings.

2) The mail

• Suitable match: n) usually brought at 9 a.m.
  Explanation: Mail delivery typically occurs at a set time each day.

3) These machines

• Suitable match: i) are going to be tested again.
  Explanation: Machines often require repeated testing to ensure performance and safety standards.

4) When can the new equipment

• Suitable match: o) be installed?
  Explanation: This is a common question regarding the timing of equipment installation.

5) It's a pity the concert

• Suitable match: h) was not recorded,
  Explanation: If something is regretted about the concert, it likely refers to the lack of a recording to preserve the event.

6) Are the orders

• Suitable match: m) always fulfilled in time?
  Explanation: This is a typical concern regarding the timeliness of order fulfillment.

7) If we use the old methods, a lot of time

• Suitable match: l) may be wasted and very little be achieved,
  Explanation: Using outdated methods often leads to inefficiency and wasted resources.

8) Something important

• Suitable match: k) was being discussed, so I sat down to listen.
  Explanation: Important discussions tend to draw attention and encourage people to listen.

9) No decisions

• Suitable match: j) have been taken yet.
  Explanation: This indicates that decisions are pending or yet to be made.

10) This monument

- Suitable match: **b) was erected three hundred years ago.**  
Explanation: Monuments are typically described in terms of their historic construction.

11) Offers

- Suitable match: **e) are made and contracts are signed in this office.**  
Explanation: Offers and contracts often go hand in hand in business settings.

12) Have any interesting exhibitions or fairs

- Suitable match: **a) been held recently?**  
Explanation: This is a typical inquiry about recent cultural or public events.

13) All these little wooden houses

- Suitable match: **g) were built with very simple tools many years ago.**  
Explanation: Describing the construction of quaint, old houses often involves mentioning the simplicity of tools used.

14) The future church

- Suitable match: **f) is being designed by several well-known architects.**  
Explanation: New architectural projects, like a church, are often designed by notable architects.

15) The lost dog

- Suitable match: **c) was being looked for everywhere.**  
Explanation: When someone loses a dog, it's common to search extensively for it.

Each sentence beginning now has a logical and contextually appropriate ending, creating coherent and meaningful statements.