[ Present Perfect Continuous ]
The gerund form of the verb “Sweep” is:
A. Swept
B. Sweepping
C. Sweeping
D. Swoping

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Compound Sentences › ViewWhich sentence below is a compound sentence?
A. Before he goes to sleep, he always reads a book.
B. He always reads a book, and then he goes to sleep.
C. He reads a book and then goes to sleep.
D. He reads a book; then he goes to sleep.
Grammar › View
……..did you find your keys?A few minutes ago.
A. when
B. why
C. what
D. how
Grammar › ViewI didn’t sleep……………midnight.
A. with
B. on
C. in
D. at
Personal Pronouns › View
The children are swimming at the pool. Their parents are watching (看着) ________ by the pool side.
A. You
B. Us
C. Them
D. They
