Almost a hundred thousand people were killed and half a million homes destroyed as a result of an earthquake in Tokyo in 1923. The earthquake began a minute before noon when the habitants of Tokyo (20)___________ their midday meals. Thousands of stoves were overturned as soon as the earth (21) ________ to shake. As a result, small fires (22) ___________ everywhere and quickly spread. The fire engines were prevented (23) ________ to help because many of the roads ( 24) _________ open. It was impossible to use fighting equipment as most of the water pipes had burst. Consequently, over ninety percent of the damage (25) __________ by fire rather than by the collapse of buildings
20/ A. cooked
B. were cooking
C. would cook
D. had cooked
21/ A. began
B. was beginning
C. used to begin
D. begin
22/ A. were breaking out
B. would break out
C. have broken out
D. broke out
23/ A. from going
B. to go
C. for going
D. he went
24/ A. had cracked
B. cracking
C. crack
D. were cracking
25/ A. caused
B. was causing
C. causing
D. was caused