China began to open to the outside world in the late 1970s. _________, there have been great changes in the country.
#46264
A
By then
B
As a result
C
At last
D
In all
推荐题目
—How does your father go to work?—He often goes to work __________.
#48065
A
by a bus
B
take the bus
C
by bus
D
take bus
—Your coat looks very nice. What’s it made ?—Cotton, and it is made Wuhan.
#50824
A
from; in
B
of; in
C
from; on
D
of; on