4.Which part of this sentence contains an error?‘Twenty kilometers are not a long distance these days.’
A.Twenty kilometers
B.Are not a long distance
C.These days
D.None of the above

5.Which part of this sentence contains an error?‘The girl looked at herself in the mirror for the last time and rush out of the house.’
A.The girl looked at
B.Herself in the mirror
C.For the last timed.
D And rush out of the house