Tom is immensely curious about everything and as eager to find the answers as if he （） dealing with the subject for the first time.

A. your journey is said to be very pleasant
B. your journey was said to be very pleasant
C. your journey is said to have been very pleasant
D. your journey was said to being very pleasant

A. Either of the books is popular with the students.
B. You can park on either side of the street.
C. I don’t like the red shirt and I don’t like the green one either.
D. You may either stay at home nor go there with us.