Theengineersinthislabspentseveralweeks_______theirplansforthenewbicycle.
更新时间:2024-11-02 09:19:00 A、countingIfyouhaveanyproblemsduringyourstudyhere,pleasedonot_______tocallmeforhelp
Sheisalready16yearsold.Butshe_______asifshewerestillalittlegirl.
Itisnot---_______formetoreturnallthebookstothelibrarynowbecauseIstillneedsomeofthemformyresearch.
Althoughthetrfficisnotbusy,helikestodriveata_______speed.
Thisriverissobigthatitisimpossibletobuilda_______underitwithoutmoderntechnology.
邮箱：