内容正文:
3.21学案
选择: 1.The idea is pretty simple. The details can get complex, ________________.
A.though B.instead C.either D.too
2.Just as the teacher puts it, your son is not exactly fat, ______________ well built for his age.
A. or rather B. or else C. but rather D. but else
填空:1.To make it easier for guests to find their way around the offerings, having one, two or even three tables
_______________(set) up is a good idea.
2. A mile-long boardwalk ______________(warns / requires / allows / forms) a relatively close-up look
_________ this natural masterpiece.
3.Now I am introducing them _________________ a forgeign(猜:____________) concept.
4.Now, 5G promises to change all that, with its time lag _________________(reduce) to 2 milliseconds between
devices. The speed ensures surgeons can operate at a much greater distance ______________ the
theatre(猜:_____________). The technology will apply to both “tele-presence”, where a surgeon can merely
follow an operation on a video connection and offer expert support, and “tele-surgery”, where he or she
actually ______________(operate) the surgical device from far away.
5.Hoary bats have _________________(醒目的,显眼的) dark fur that is dusted with…
6. Competition, ______________ rather, challenge is a driving force making us go forward.
7.That’s when I discovered my passion ______________ using science to inform policy decisions.
8.After ____________________(divide) into several groups, we began to work immediately.
9.Every year, museums receive many _________________(visit) from students in school groups.
10.Schools care about how their students perform in math and science. Because of this, teachers might not see the value of art-related museum field trips. This is ______________ Jay Greene comes in.
11.The 85-year-old father gave an __________(account / explanation / anecdote / approval) of his son’s real story.
12.To control his condition, he has _______(contacted / studied / s