请教with独立主格用法 两道难题 感谢

1

In undisturbed primary forests, theHonduran mahogany grows up to a height of 130 feet, having a buttressedtrunk and a crown that spread over the canopy of lesser trees.

up to a height of 130 feet, having abuttressed trunk and a crown that spread

up to 130 feet in height, and with abuttressed trunk and a crown spreading

to as high as 130 feet in height,having a buttressed trunk and with a crown that spread

to a height of 130 feet, with abuttressed trunk and with a crown that spreads

as high a height as 130 feet, havinga buttressed trunk and a crown spreading

正确答案：D   

2

Many daring vacationers whoparticipate in guided boat tours on the Tarcoles River encounternative crocodiles lurking in the shallows, whose eyes and noses are peeking out from the surface of the murkywater.

A. encounter native crocodiles lurking in the shallows, whose eyes and noses are peeking out

B. encounter native crocodiles lurking in the shallows, whose eyes and noses peak out

C.had encountered native crocodiles lurking in the shallows, whose eyes and noses peek out

D.encounter native crocodiles lurking in the shallows, with eyes and noses peeking out

E.encounter native crocodiles lurking in the shallows, with eyes and noses that are peeking out

答案选D

请教各位：不是很明白with做独立主格的用法，比如第二题的E选项就是错的，第一题的with后面加了that就是对的  为什么呢？万分感谢