皮皮学，免费搜题
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【多选题】
碱裂解法提取时，裂解大肠杆菌所需要的成分是 。A.
0.4M NaOH
B.
0.4M Na2CO3
C.
0.4M NaHCO3
D.
1.0% SDS
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皮皮学刷刷变学霸
举一反三
【单选题】What did you give to your teacher___________? [ ]
A.
in Teacher's Day
B.
on Teachers' Day
C.
On Teacher's Day
D.
in Teachers' Day
【单选题】_____________ is your math teacher _____________? [ ]
A.
What; like
B.
What's; likes
C.
What; name
【简答题】听录音，填空。 A: Hi, Li Ming. Who's your ____________ teacher? B: Mrs May. She's young. A: What's she like? B: She's ____________ and ____________.
【单选题】In an Invitation Card, if you want to add some optional tips to remind your guests, which word is proper?
A.
ps
B.
p.s.
C.
RSVP
D.
R.S.V.P.
【单选题】—Could you please tell me ? —Turn left.
A.
what is the teacher’s office
B.
what the teacher’s office is
C.
where is the teacher’s office
D.
where the teacher’s office is
【多选题】我国实施的“三步走”发展战略的主要特点是( )
A.
既有雄心壮志，又坚持实事求是
B.
体现了社会主义制度的优越性
C.
以提高人民生活水平为出发点和归宿
D.
注重社会经济全面协调发展
【简答题】利用天敌昆虫来来防治害虫称为( )。
【单选题】—_________ on the __________ desk? —A book. [ ]
A.
What's; teachers'
B.
What, teacher's
C.
What, teachers'
D.
What's, teacher's
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