\u00d4n l\u1ea1i th\u00ec qu\u00e1 kh\u1ee9 ti\u1ebfp di\u1ec5n<\/strong><\/p>\n

1. C\u1ea5u tr\u00fac<\/strong><\/p>\n

S + was\/were + V-ing<\/em><\/p>\n

2. Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong><\/p>\n

a. Th\u00ec qu\u00e1 kh\u1ee9 ti\u1ebfp di\u1ec5n d\u00f9ng \u0111\u1ec3 di\u1ec5n t\u1ea3 m\u1ed9t h\u00e0nh \u0111\u1ed9ng, s\u1ef1 ki\u1ec7n \u0111ang x\u1ea3y ra \u1edf m\u1ed9t th\u1eddi \u0111i\u1ec3m \u0111\u1eb7c th\u00f9 trong qu\u00e1 kh\u1ee9.<\/em><\/p>\n

V\u00ed d\u1ee5:<\/p>\n

What were you doing at 3 p.m yesterday?<\/p>\n

b. S\u1ef1 ki\u1ec7n \u0111ang di\u1ec5n bi\u1ebfn \u1edf qu\u00e1 kh\u1ee9 th\u00ec b\u1ea5t ch\u1ee3t m\u1ed9t h\u00e0nh \u0111\u1ed9ng kh\u00e1c xen v\u00e0o (H\u00e0nh \u0111\u1ed9ng \u0111ang di\u1ec5n ra th\u00ec d\u00f9ng \u1edf qu\u00e1 kh\u1ee9 ti\u1ebfp di\u1ec5n, h\u00e0nh \u0111\u1ed9ng n\u00e0o ng\u1eafn h\u01a1n v\u00e0 mang t\u00ednh t\u1ee9c th\u1eddi, th\u00ec \u1edf qu\u00e1 kh\u1ee9 \u0111\u01a1n.)<\/em><\/p>\n

V\u00ed d\u1ee5:<\/p>\n

Last night when I was doing exercises, my friend came.<\/p>\n

c. Hai ho\u1eb7c nhi\u1ec1u s\u1ef1 vi\u1ec7c x\u1ea3y ra c\u00f9ng m\u1ed9t l\u00fac t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m trong qu\u00e1 kh\u1ee9.<\/em><\/p>\n

V\u00ed d\u1ee5:<\/p>\n

Last night, while I was listening the radio, my children were learning the lesson.<\/p>\n

d. D\u00f9ng v\u1edbi c\u00e1c tr\u1ea1ng t\u1eeb always, continually, forever \u0111\u1ec3 ph\u00e0n n\u00e0n v\u1ec1 nh\u1eefng s\u1ef1 ki\u1ec7n l\u1eb7p \u0111i l\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n trong qu\u00e1 kh\u1ee9 v\u00e0 g\u00e2y kh\u00f3 ch\u1ecbu cho ng\u01b0\u1eddi kh\u00e1c.<\/em><\/p>\n

V\u00ed d\u1ee5:<\/p>\n

He was always coming to work late.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u00d4n l\u1ea1i th\u00ec qu\u00e1 kh\u1ee9 ti\u1ebfp di\u1ec5n 1. C\u1ea5u tr\u00fac S + was\/were + V-ing 2. Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng a. Th\u00ec qu\u00e1 kh\u1ee9 ti\u1ebfp di\u1ec5n d\u00f9ng \u0111\u1ec3 di\u1ec5n t\u1ea3 m\u1ed9t h\u00e0nh \u0111\u1ed9ng, s\u1ef1 ki\u1ec7n \u0111ang x\u1ea3y ra \u1edf m\u1ed9t th\u1eddi \u0111i\u1ec3m \u0111\u1eb7c th\u00f9 trong qu\u00e1 kh\u1ee9. V\u00ed d\u1ee5: What were you doing at 3 […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"tdm_status":"","tdm_grid_status":""},"categories":[1309],"tags":[1391,1364],"yoast_head":"\n