6: two days.|two hours.|two minutes.|two weeks.

Finishbyputtingyour_(7)___onyourhips.One,two,threeone,two,three.One,two,threeone,two,three.

She is stronger than（） A: the two B: any two C: another two D: the other two

—Thereisawrongwordinline_________.—Where?—Inthe________line. A: two;two B: two;second C: second;two D: second;second

You may leave it to _________. A: we two B: us two C: our two D: I two

Which of the following best describes the placental components of dizygotic twins?? ;One placenta,two amniotic sacs,two chorions|Two placentas,two amniotic sacs,one chorion|One placenta,two amniotic sacs,one chorion|Two placentas,two amniotic sacs,two chorions

（） are in the army. A: Two their sons B: Their two sons C: Two sons their

I want ____ pencils, please. A: two of dozen B: two dozen C: two dozens D: two dozens of

There are about ( ) students in our school. A: two thousand of B: two thousands C: two thousands of D: two thousand

Our school has ____ teachers. A: two hundreds B: two hundred C: two hundred of D: two hundreds of