Aswetookourseatsonthebus,Inoticedawoman()withayoungadultclosetous.
A. sit
B. besit
C. sitting
D. sits
施工现场及周围的悬崖、陡坎、深坑、高压带电区等危险场所均应设可靠的防护设施及安全标志;坑、沟、孔洞等均应铺设符合安全要求的盖板或设可靠的围栏、挡板及()。危险场所夜间应设警示灯。
A. 消防标志
B. 安全标志
C. 环境标志
D. 安全设施
Theconvenienceofmodernfreeways,railwaysandairplanesmakestravelinAmericaaseasyas()
A. pie
B. bread
C. soup
D. wine
Paul:CanIhelpwithyourluggage?Lisa:()
A. No,manythanks.Icando
B. No,thanks.Icanmanageit
C. No,notnecessary.Thankyouanyway
D. No,youneedn't.Thankyouanyway