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Grammar › View

Ms. Brizzell compares herself to a cat she is graceful and sleepy. Which is the only way NOT to correct the run-on sentence?”

A. Since Ms. Brizzell likes to sleep and move gracefully, she compares herself to a cat.

B. Ms. Brizzell compares herself to a cat, for she loves to sleep and can move gracefully.

C. Ms. Brizzell compares herself to a cat; she moves gracefully and enjoys sleeping, too.

D. Ms. Brizzell compares herself to a cat, she enjoys sleeping and moves gracefully, too.

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Modals › View

Using lasers to produce extremely short and repeatable pulses of light, today scientists ———— events happening in time intervals as short as l.000 trillionth of a second.

A. must have measured

B. were measuring

C. used to measure

D. may have measured

E. are able to measure

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