Which of the following sentences would be best completed by the word haste? a. properly fired, an arrow moves with great b. my father worked with to prepare the five-course dinner on time. c. traffic on the freeway moved with too much for us to cross on foot. d. in terms of raw the peregrine falcon is the fastest animal on the planet.

motivation

the present continuous is a verb tense which is mainly used to indicates that an action is in progress at the moment of speaking.  

it is formed using: person + verb to be (am/is/are) +verb + - ing form  

example: i am studying at this moment .

in addition, the present continuous is also used in order to express things that will or will not happen in the near future.

example: i am having dinner with some friends tonight.

the speaker sometimes   uses it   to express that an action is repeated and it causes irritation on the part of the speaker

example: my sister is constantly complaining about everything.