Read the text and fill in the gaps with the correct form of verbs as per subject and context:

 

Dhaka, the world's densest and fastest growing city, (a) ____ (face) unbearable traffic jams. There (b) ____ (be) many reasons for this. The ever increasing number of vehicles and population (c) ___ (be) the main reason. During a traffic jam, people (d) ____ (has) to suffer much. They have to (e) ____ (move) inch by inch. They have to wait on roads hours after hours (f) ____ (face) unbearable sufferings. Again, the roads of Dhaka city (g) ____ (be not) spacious. Only seven percent of Dhaka city is (h) _____ (cover) by roads, compared with around 25 percent of Paris and Vienna. If anybody falls in a traffic jam, he (i) ____ (not know) when he will reach home. Sometimes, a distance of 1km (j) ____ (take) an hour to cross. Office and school goers find it very difficult (k) ____ (reach) their destination in time. Our government (l) ____  (try) heart and soul to solve this problem. Flyovers (m) ____  (build) in different places in order to control traffic jam. Besides, traffic police and sergeants (n) ____  (see) filing cases against vehicles breaking road transport rules. But still it is becoming impossible to control traffic jam.