A.窝洞的形状
B.窝洞的深度
C.洞壁和洞底的组织硬度
D.洞壁和洞底的颜色
E.患牙的敏感度
第1题
1949 is the year ______ the People’s Republic of China was founded.
A: that
B: which
C: where
D: when
第2题
In the eastern part of Asia______.
A.lies the People's Republic of China
B.the People's Republic of China lies there
C.there lies the People's republic of China
D.the People's Republic of China lies here
第3题
A.when
B.that
C.which
D.where
第4题
The People's Republic of China was established in 1949.
A.founded
B.started
C.improved
D.built
第5题
A、A. The People's Republic of China
B、B. The Democratic of China
C、C. The Republic of China
D、D. The People's Democratic of China
第6题
The People‘s Republic of China was__________in 1949.
A.found
B.founded
C.built
D.put up
第7题
The People's Republic of China was established in 1949.
A.founded
B.started
C.improved
D.built
第8题
The People's Republic of China was founded in 1949.
A.supported
B.established
C.discovered
D.emerged
第9题
The People‘s Republic of China was__________in 1949.
A.found
B.founded
C.built
D.put up
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