There are about ________ students in our school.\x05 A.three thousands\x05 B.three thousand\x05 C.three thousand of D.three thousands of
There are about ________ students in our school.
\x05 A.three thousands\x05 B.three thousand\x05 C.three thousand of D.three thousands of
b
B. three thousand
基数词+ hundred ，thousand，million，billion+可数名词复数表示具体数字hundreds /thousands/millions/billions of+可数名词复数”表示约数，意为数百/千/百万/十亿.
选B
“基数词+ hundred ，thousand，million，billion+可数名词复数”表示具体数字“hundreds /thousands/millions/billions of+可数名词复数”表示约数，意为数百/千/百万/十亿…”
B. three thousand
1 one/two/three thousand
2 thousands of
B thousands 只能跟 of 连用 且前面不能加数词 表示 数以千计的。
B
three thousand / thousands of
选b
B three thousand,thousand不能加复数
thousands of是成千上万的...
thousands of=数量词+thousand
所以选B
选B，前面只有有数词后面的thousand就不加复数，如果数词后面有of则加复数。