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【单选题】
从“是否 直接参与冲压过程及是否与 坯料有直接接触”来 看，组成一副模具的零件可以分为 。
A.
标准件、非标准件
B.
工艺零件、结构零件
C.
标准件、非标准件、需要二次加工的标准件
D.
标准件、非标准件、需要二次加工的标准件
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举一反三
【单选题】—Would you like to go shopping with me this afternoon? —I'd like to, but I'm afraid I ______. I have to write to my parents. [     ]
A.
can't
B.
mustn't
C.
needn't
D.
may not
查看完整题目与答案
【多选题】下列关于MHC I类分子的叙述，哪些是正确的?A．B．C．D．Tc杀伤靶细胞受MHCI类分子限制E．
A.
2 条多肽链分别由不同染色体上的基因编码
B.
参与内源性抗原的处理和呈递
C.
免疫球蛋白样区与 CD4 分子结合
D.
a 1、 a 2为肽结合区
查看完整题目与答案
【单选题】— Would you like _______ shopping with me? —I’d like to. But I’m busy _______ my homework.
A.
to go; to do
B.
to go; doing
C.
going; to do
D.
going; doing
查看完整题目与答案
【单选题】下列关于Tc细胞杀伤靶细胞的叙述正确的是
A.
Tc细胞无须与靶细胞接触
B.
靶细胞被溶解时，Tc细胞同时受损
C.
效应Tc细胞具有特异性杀伤作用
D.
穿孔素诱导靶细胞凋亡
E.
一个Tc细胞只能杀伤一个靶细胞
查看完整题目与答案
【单选题】—Would you like camping with me? — I’d like to. But I’m busy my homework.
A.
to go; to do
B.
to go; doing
C.
going; to do
D.
going; going
查看完整题目与答案
【简答题】I'd like to go to the cinema, but I'm ______ to. [A]enable [B]disable [C]unable [D]able
查看完整题目与答案
【单选题】I’d like to go with you, _____________I’m too busy.
A.
or
B.
and
C.
so
D.
but
查看完整题目与答案
【单选题】关于MHC限制性，下列叙述不正确的是
A.
LAK细胞杀伤肿瘤细胞时受MHC限制
B.
TH细胞与APC间作用受MHC限制
C.
Tc杀伤靶细胞时受MHC限制
D.
TH细胞与B细胞间相互作用时受MHC限制
E.
巨噬细胞与TH细胞间作用时受MHC限制
查看完整题目与答案
【单选题】----Would you like to go to the park with me? --- ________
A.
Yes, I’d like to
B.
Yes, I like it
C.
No, I’m not
D.
Yes, I love it
查看完整题目与答案
【单选题】What does the sentence 'The reverse now appears to be true'(Line 3, Para. 7)mean?
A.
Now the number of newly arrived illegal immigrants outnumbers those legally entering the U.S.
B.
Now the number of newly arrived legal immigrants outnumbers those illegally entering the U.S.
C.
The past statistics are not true.
D.
Now there are more illegal immigrants than those legal ones in the U. S.
查看完整题目与答案
相关题目：
【单选题】—Would you like to go shopping with me this afternoon? —I'd like to, but I'm afraid I ______. I have to write to my parents. [     ]
A.
can't
B.
mustn't
C.
needn't
D.
may not
查看完整题目与答案
【多选题】下列关于MHC I类分子的叙述，哪些是正确的?A．B．C．D．Tc杀伤靶细胞受MHCI类分子限制E．
A.
2 条多肽链分别由不同染色体上的基因编码
B.
参与内源性抗原的处理和呈递
C.
免疫球蛋白样区与 CD4 分子结合
D.
a 1、 a 2为肽结合区
查看完整题目与答案
【单选题】— Would you like _______ shopping with me? —I’d like to. But I’m busy _______ my homework.
A.
to go; to do
B.
to go; doing
C.
going; to do
D.
going; doing
查看完整题目与答案
【单选题】下列关于Tc细胞杀伤靶细胞的叙述正确的是
A.
Tc细胞无须与靶细胞接触
B.
靶细胞被溶解时，Tc细胞同时受损
C.
效应Tc细胞具有特异性杀伤作用
D.
穿孔素诱导靶细胞凋亡
E.
一个Tc细胞只能杀伤一个靶细胞
查看完整题目与答案
【单选题】—Would you like camping with me? — I’d like to. But I’m busy my homework.
A.
to go; to do
B.
to go; doing
C.
going; to do
D.
going; going
查看完整题目与答案
【简答题】I'd like to go to the cinema, but I'm ______ to. [A]enable [B]disable [C]unable [D]able
查看完整题目与答案
【单选题】I’d like to go with you, _____________I’m too busy.
A.
or
B.
and
C.
so
D.
but
查看完整题目与答案
【单选题】关于MHC限制性，下列叙述不正确的是
A.
LAK细胞杀伤肿瘤细胞时受MHC限制
B.
TH细胞与APC间作用受MHC限制
C.
Tc杀伤靶细胞时受MHC限制
D.
TH细胞与B细胞间相互作用时受MHC限制
E.
巨噬细胞与TH细胞间作用时受MHC限制
查看完整题目与答案
【单选题】----Would you like to go to the park with me? --- ________
A.
Yes, I’d like to
B.
Yes, I like it
C.
No, I’m not
D.
Yes, I love it
查看完整题目与答案
【单选题】What does the sentence 'The reverse now appears to be true'(Line 3, Para. 7)mean?
A.
Now the number of newly arrived illegal immigrants outnumbers those legally entering the U.S.
B.
Now the number of newly arrived legal immigrants outnumbers those illegally entering the U.S.
C.
The past statistics are not true.
D.
Now there are more illegal immigrants than those legal ones in the U. S.
查看完整题目与答案