-Gidp hqc sinh hidu #m duqc khri nigm csu dlc biet, hidu drrd.'c r.4€ drrng cta cau d& bi9t ve bidt c6ch srl d\rrs cau d4c biet .rong nhtng tinh hudns n6i ho4c vidt cu thd.
-Ren ky nnng fi\tc hnnh, vAn dung It thuygt vio hm bAi l4p. -Giro dtc hqc sinh bi6i cdch st dwg cau d{c bict khi n6i vn vi6t. II/ Dd diLns- ohdon! tiCn:
-Gi6o vicnr bai soqn, bing phr.r, phi6u hqc tqp -Hgc sinh: dgc va soqn bai
ml TiCn trlnh td chlrc crc hoat đn! 1. dn dinh td chtc 2, Kidm lra : -Bm hidu thd nao Mla 3. Bni ndi
h cau don? Phan tfch ngt phrp, dm C V trong 2 cAu sau: Mna xuan de đn rdị
xuAn nam 1975 -> (kh0n8 x6c dinh du .sc C V) *Il 7: hudng dAn tnn hi6u *hni niqm cau
đn dlc bi9t.
-Giro vidn &eo bAng phq \D SGK? -Hqc sinh dAc VD?
-Hoc sinh thAo luan nhdn 3 call h6i SCK. "Gqi d4i di9n nh6m tJa ldi -> HS kh6c nh4n x6., bd sung -> Cv kd.luAn
(H) Vi sao chgn yeu ceủ (H) Cau đn dlc biCt le gl?
->Hqc sinh, giro vien dm them VD?
(H) Phan biCt sll khdc nhau co hin giila cau d4c biet vdi cAu rdt gọn?
-ciio vien ldy VD minh hoq.
-Giro vien dua \aD nang cao phan tich - >rlch hqp chung trdch tigng vi9t 16p 9.
Ị Thd nio li cAu rtdc btet
1,fD (sGK)
2- Nhan x€i
-Cau c6 cdu t?o d& bi9t, klong theo m0 hlnh C- V.
3-K!Lblq Ghi nhd - sGK) IL Tdc duns cia cAn atdc biet
1. VD (SGK) 2. Nhan x6t
-C1: xrc dlnh rhdi 8ian, ndi -C2: fiet kC sr! t6n tai su v6t. -C3: boc lq can x[c.
'C4: g9i drp. 26
Thanh phdn biet hp (CT ggi d6p) vdi cAu dorr d4c bi6t chd t dtu caụ
VD: Trdi oi, chi cbn narn phlt nual Trdi oil chi cbn nam phft nuạ
*fiD2: Hudng diln tim hidu rdc dl.lns ci4 cau d& biet.
-Gido vien fto beng phu VD SGK?
-Hoc sinh thao han 3' bang bAng tr6c nghiem.
-Yeu cdu hoc sinh d6nh dfu x vao t kidn em cho lạitng.
trlnh biy -> GV kg. luan 'D?i dien hoc sinh len bAns
HS lhtc nhan x6t, bd sung ->
G{) Neu r6c dr$g cna cau dic biẹt? -Hoc sinh doc ghi nhd ScK?
-Gi6o vien ycu cdu hoc síh dat cau láy VD minh ho4 trc dung cau d& bigt.
*dD3; hudng dAn luyen tlp
-Gito vion chia nh6m -> hqc sinh lheo lu0n 4'-5'
+Nl: BT1 +N2: BT2 +N3: BT3
=>gAi d4i dien ctc nh6m tri lBi -> HS kh6c nhln x6t, bd suns -> GV tdt luAn, cho didm.
-Giro vicn c5 thd cho h9c sinh kC beng BTI,2
(H) Hay khrc phq thanh phdn cau bi lud.c b6.
-Nhan xdt crch diCn dat.
*Ricng BT3 siao vien ycu cdu hQc sinh len bnnS finh bnỵ
-2, 3 hgc sinh 0 dudi dec bei 4p cna mlnh
3lKgtlsi[ Ghi nh6 2 sGK). U!,L4E gp
M1: Tlrn cau n1t son, cau d4c bier?
ạ Khdns c6 €au dac biCt -Cau nlt g9n: -> CN
+ C6 khi dudc trung bAỵ..
+ Nghia l} phai Ia srlc... kh6ng chidn. b, Cau d4c biCt pb) + Bdc l0 €drn xdc (Cau T4 phdn b)
-Ba 8iay, b6n giaỵ.. lau qna! -KhOng c6 cau rft gon.
c, Cru d4c biCt-Mgt hdi cdị