II. Vocabulary and Structure ( 15 points)6[单选题] __________John Adams who in 1775 recommended George Washington to be commander in chief of the Continental Army.
A、It was
B、That was
C、Although
D、When
[单选题] He was a good swimmer, so he__________swim to the river bank when the boat sank.
A、could
B、might
C、succeeded to
D、was able to
[单选题] What is the main difference between the two parts of the city?