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Last night the emergency services (A1)... out to investigate an explosion in a first-floor flat just off the High Road. For almost ten minutes, fire-fighters (A2) ... to gain entrance, but the door (A3)... from inside. Eventually, they managed to break it down. They could hardly believe what had happened inside. There, in the kitchen, was an old lady holding a gigantic water pistol. It appeared that her iron (A4) ... a small fire. She realised that there was no fire extinguisher (огнетушитель) in the flat, but remembered a toy that (A5) ... in the bathroom by her grandson. She then quickly (A6) ... the toy gun with water and used it to put out the fire. The fire-fighters (A7) ... the lady with a brand new fire extinguisher. She was pleased with the present but said rather sadly, "It's a long time since I (A8)... so much fun!"
А1.

1) were called

2) called

3) were calling

4) have been called

А2.

1) have tried

2) were tried

3) have been trying

4) tried

А3.

1) locked

2) was locked

3) was locking

4) had locked

А4.

1) was causing

2) was caused

3) has been causing

4) had caused

А5.

1) had left

2) had been left

3) has been left

4) left

А6.

1) was filled

2) was filling

3) has filled

4) filled

А7.

1) presented

2) were presented

3) have been presented

4) were presenting

А8.

1) had

2) am having

3) had had

4) was had