I[was] terribly disappointed with my grade because i [studied] very hard. the verbs are in brackets. choose the best description below. a) the verb tense shifts. change "was" to "am". b) the verb tense shifts. change "studied" to "have been studying". c) the verb tense shifts. change "was" to "will be". d) the verb tense is fine as written. no change needed.

Which phrase best describes roosevelt’s explanation of the german japanese war

Type the correct answer in the box. spell all words correctly. certain species of insects introduced accidentally in a forest are destroying all the douglas fir trees in that forest. the wood of these trees is extensively used for construction. in order to control the damage caused by these insects, the forestry department decided to introduce the moth caterpillar in the forest. these caterpillars are natural predators of the insects. which method did the forestry department implement to control the invasive species? the forestry department implemented a(n) control method.

Which sentence uses the present progressive tense of drink