()是装配用的夹具。
A、顶紧汽缸
B、经纬仪
C、水准仪
参考答案:A
下列词语中,加点字的读音全部正确的一项是:
A.龟裂(jūn)醴酪(lǐ luò)修葺(qì)茕茕独立(qióng)
B.逶迤(wēi yí)笑靥(yè)圈养(quān)期功强近(jī)
C.瓤肉(ráng)老妪(yù)蓓蕾(bèi)呱呱而泣(guā)
D.日笃(dǔ)乳媪(ǎo)象笏(hù)日啖荔枝(dàn)
Something ________ otherwise he ________ here then. [ ]
A. must happen; would have been
B. must have happened; would be
C. must have happened; would have been
D. would happen; would be