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【单选题】The use of online learning at the high level is increasing significantly. Science courses being taught using 0nly text-based web pages are not achieving the desired learning result. A way to improve t...
A.
One of the groups
B.
C.
Both of the groups
D.
B. All of the groups
E.
F.
D. Neither of the groups
【单选题】One afternoon Mary was walking from her house to the seaside (海边,海滨 ) (41) she saw a small boy (42) along the street towards her. When he came (来, 出现) near her, she was (43) to see it was Tom, her lit...
A.
to run
B.
running
C.
ran