She left early ________ she could catch the train.
A. yet
B. lest
C. so that
D. but

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Sentence Structure and Conjunctions › ViewWhat is the subordinating conjunction?
Unless the temperature drops, it won’t snow.
A. it’s
B. unless
C. won’t
D. the
Grammar › View
This is called a Chuong conical hat. It was made in Chuong village. (since)
A. This is called a Chuong conical hat since it was made in Chuong village.
B. This is called a Chuong conical hat , since it was made in Chuong village.
C. Since this is called a Chuong conical hat, it was made in Chuong village.
D. Since it was made in Chuong village this is called a Chuong conical hat
Grammar › ViewSome kinds of bats eat many insects. (2) Some bats can eat up to 600 insects in one hour. (3) Bats are helpful to the environment, and they help us by eating insects.
Which of these sentences could BEST follow sentence 3 to enhance the meaning?
A. Bats are mammals
B. Bats eat 600 insects in one hour
C. Bats eat a lot.
D. Without bats, we would have too many insects.
a, an, the, Zero Article › View
Certified instructors have at least some knowledge of anatomy, exercise physiology, injury prevention and ___ cardiopulmonary resuscitation (CPR).
a. a
b. an
c. the
d. no article is needed
