past continuous vs past simple exercise pdf
past continuous or past simple
... action of the past continuous. Eg. I was watching television when my friend arrived. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... same time in the past. Eg. Mark was reading a book and Tony was watching television. BE CAREFUL!!!! The past continuous and the past simple are often used together. The past simple interrupts ... Put the verbs in brackets into the past continuous or simple past: 1. Lisa _____________ (comb) her hair while she ____________(listen to) the news...
Ngày tải lên: 31/08/2013, 01:10
The Simple Past Tense and The Past Continuous Tense
... 4. The past continuous tense : ( thì quá khứ tiếp diễn ) _ Formation : ( công thức ) S + was / were + V-ing S...
Ngày tải lên: 30/10/2013, 14:11
Sustainable Energy Harvesting Technologies Past Present and Future Part 7 pdf
... 100 0 0 0 0 0 0 1 -1 Electrothermal Macromodel of TEG TH TA TC VS Sustainable Energy Harvesting Technologies – Past, Present and Future 112 The most commonly used thermocouples ... 81.4% 120 100 80 -20 40 60 0 20 T [ o C ] Sustainable Energy Harvesting Technologies – Past, Present and Future 116 resistive load R L , the voltage V S forces a Peltier current ... low thermal conductivity λ. 2 Z α ρ λ = (1) Sustainable Energy Harvesting Technologies – Past, Present and Future 124 5.1 Examples of simulations Output voltage V S from the TEG for...
Ngày tải lên: 19/06/2014, 08:20
Sustainable Energy Harvesting Technologies Past Present and Future Part 9 pdf
... pp.251-259, 2008. 168 Sustainable Energy Harvesting Technologies – Past, Present and Future 14 Sustainable Energy Harvesting Technologies: Past, Present and Future At 400 lux, the maximum power that ... in aqueous 156 Sustainable Energy Harvesting Technologies – Past, Present and Future 12 Sustainable Energy Harvesting Technologies: Past, Present and Future Fig. 13. Voltage across PV panel Fig. ... 2.67 W/m 2 . 162 Sustainable Energy Harvesting Technologies – Past, Present and Future 10 Sustainable Energy Harvesting Technologies: Past, Present and Future 4. Hybrid flexible energy harvesting...
Ngày tải lên: 19/06/2014, 08:20
Sustainable Energy Harvesting Technologies Past Present and Future Part 14 pdf
... 101-106, Kyoto, Japan, March, 2010 [5] http://www.secomtel.com/UpFilesPDF /PDF/ Agilent /PDF_ DOCS/SKYDIODE/ 03_ SKYDI/HSMS2850 .PDF (Last accessed on 13 July, 2011) [6] McSpadden, J. et al., H. (1992). ... Ctmr = 820 pF Vsn, Ctmr = 520 pF Vsn, Ctmr = 820 pF Vout, Ctmr = 520 pF Vout, Ctmr = 820 pF 11.21.41.61.82 -0.5 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 Fosc (Gate Signal) Vsn (Switching signal) ... data storage in the wireless module etc. As for the capacitor voltage, when the wireless module continuously transmits data for 20 seconds, it decreases from 2V to 1.4V and even the following...
Ngày tải lên: 19/06/2014, 08:20
Past continuous
... ………………………………… but it suddenly (stop) ………………………………… and I (forget) about it. Exercise 4. Write questions in the simple past or in the past continuous. An accident happened on the motorway, the police is ... 6. Who / call the police? ………………………………………………………………….……………………… Exercise 5. Put the verbs in brackets into Past Continuous or Past Simple. 1. I …………………………… (see) Mary in town yesterday but she ... Past Continuous Tense Time expressions Examples of Formation Usage Examples Past Simple • Yesterday • Yesterday morning/evening • Last...
Ngày tải lên: 04/07/2014, 00:01
Tài liệu Hatching Simple Mountains pdf
... Copyright to all articles, images, text, projects, lessons and exercises within this drawing class belong to Brenda Hoddinott and may not be reproduced or used ... more rounded or more jagged. Copyright to all articles, images, text, projects, lessons and exercises within this drawing class belong to Brenda Hoddinott and may not be reproduced or used ... Brenda Hoddinott F-02 BEGINNER: HATCHING In this lesson, you outline three simple mountains and add shading with hatching. You create the four different values with a 2B...
Ngày tải lên: 21/01/2014, 08:20