What is the tense of the underlined verb in the sentence?

the moon revolves around the earth.

a.
simple present

b.
simple future

c.
simple past

Which would be the most credible source for researching the effects of smoking? letter from your grandfather web page about someone’s lung cancer report prepared by a tobacco company research article in a scientific journal

What style should a speaker use when preparing a speech for his or her school's parent teacher association? a. excited b. casual c. strict d. formal

Which of the following words in bold means “to put before something else”? a) the broken device sat unused in a box. b) jose wanted to defermaking a decision about college until the spring. c) ashok’s counsel was to go to the store tomorrow. d) i would prefer to go to a movie this weekend instead of the play.