A．aboutB．ofC．onD．against A: about B: of C: on D: against

Recyclingwastesslowsdowntherate________whichweuseuptheEarth’sfiniteresources.A)InB)ofC)withD)at

What is it about? Tell me ______ .A、what is it aboutB、what it is aboutC、what about it isD、what about is it

I’m _______ you’ve made the right choice. (B1-U1) A: ond B: confident C: double D: gravity

Anyone __________ this opinion may speak out. A: that against B: against C: who is against D: who against

Listening：checking[br][/br] Sound discrimination: Listen to the tape and circle the word you hear from the following pairs. A: pond B: ond

13.Anyone __________ this opinion may speak out. A: that against B: which against C: who is against D: who are against

They compete____ . A: against one another B: the one against the other C: each against the other D: against each one

Anyone _________ this idea may speak out. A: that againsts B: that against C: which is against D: that is against

移动始发呼叫的呼叫源码和ISUP中继入局的呼叫源码分别是在哪两张表中配置（）。 A: LAIGCI表和七号中继群表 B: BSC表和七号中继群表 C: BSC表和OFC局向表 D: LAIGCI表和OFC局向表