Which picture can show the mouth position of /ʃ/ and /ʒ/?
A: [img=136x110]18032b60294dd2b.png[/img]
B: [img=134x110]18032b60361c887.png[/img]
C: [img=132x111]18032b60424ca79.png[/img]
D: [img=134x113]18032b604f06cde.png[/img]
A: [img=136x110]18032b60294dd2b.png[/img]
B: [img=134x110]18032b60361c887.png[/img]
C: [img=132x111]18032b60424ca79.png[/img]
D: [img=134x113]18032b604f06cde.png[/img]
举一反三
- Which picture can show the mouth position of /f/ or /v/? A: [img=132x111]18032b5ea5bcdb1.png[/img] B: [img=133x108]18032b5eb4f219c.png[/img] C: [img=131x112]18032b5ec2901b4.png[/img] D: [img=130x112]18032b5eceac8ca.png[/img]
- Which picture can show the mouth position of /θ/? A: [img=134x107]18032b5e2eb5b4d.png[/img] B: [img=130x112]18032b5e3b90eb3.png[/img] C: [img=136x110]18032b5e48ac2ff.png[/img] D: [img=132x115]18032b5e55c3006.png[/img]
- Which picture can show the mouth position of / tʃ/ and / dʒ /? A: [img=133x113]18032b606201bac.png[/img] B: [img=135x113]18032b606e6aa36.png[/img] C: [img=132x115]18032b607baef71.png[/img] D: [img=134x110]18032b6087f43fa.png[/img]
- 令F(x):x是有理数,G(x):x是实数。将命题“所有的有理数都是实数,但有的有实数不是有理数”符号化为() 未知类型：{'options': ['17e0a83a4157352.jpgx(F(x)∧G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)[img=14x9]17e0a73094b5dcf.jpg[/img][img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)[img=14x9]17e0a73094b5dcf.jpg[/img]G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)∧[img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)∧G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)∧[img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)[img=14x9]17e0a73094b5dcf.jpg[/img]G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)[img=14x9]17e0a73094b5dcf.jpg[/img][img=10x11]17e0a839b915354.jpg[/img]F(x))'], 'type': 102}
- Which of the following propositions is false,set A = {x,x is an integer and[img=60x23]1803a1c6eebb7a3.png[/img]} ? ( ) A: [img=113x25]1803a1c6f77ce06.png[/img] B: [img=139x25]1803a1c7001fe79.png[/img] C: [img=51x22]1803a1c70863f61.png[/img] D: {x|x is an integer and |x| 4}[img=33x22]1803a1c711a7c63.png[/img]