摘要：( ) -Mary can’t help the house. Why? -Because she is busy a hotel reservation. A. to clean; making B. cleaning; making C. cleaning; to make D. to clean; to make
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—Mary can't help ______ the house. Why?
—Because she is busy______ a hotel reservation.
A. cleaning; making B. to clean; making C. cleaning; to make
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—Mary can't help ______ the house. Why?
—Because she is busy______ a hotel reservation.
A. cleaning; making B. to clean; making C. cleaning; to make
—Because she is busy______ a hotel reservation.
A. cleaning; making B. to clean; making C. cleaning; to make
—Mary can't help ____ the house. Why?
—Because she is busy ____ a hotel reservation.
—Because she is busy ____ a hotel reservation.
[ ]
A. to clean; making
B. cleaning; making
C. cleaning; to make
D. to clean; to make
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B. cleaning; making
C. cleaning; to make
D. to clean; to make