Cho sơ đồ dưới đây, biết các cân đều thăng bằng, số gà cần điền vào chỗ trống là:

A. 3 con gà

B. 6 con gà

C. 9 con gà

D. 12 con gà

Bài tập 2: Sử dụng những động từ cho dưới đây để điền vào chỗ trống thích hợp. cause(s) - connect(s) - drink(s) - live(s) - open(s) - speak(s) - take(s)                                                                                1. Tanya ....................... German very well.                                                                                                                                2. I don't often .................. coffee.                                                                                                                              3. The swimming pool ………………… at 7.30 every morning.                                                                                                                     4. Bad driving …………………. many accidents.                                                                                                                                                                5. My parents ................. in a very small flat.                                                                                                            6. The Olympic Games  .................. place every four years.                                                                              7. The Panama Canal .................. the Atlantic and Pacific Oceans.

Bài tập 3: Sử dụng các động từ sau để hoàn thành câu. Believe   eat   flow   go   grow   make   rise   tell   translate                                                                                                                       1. The earth …………….. round the sun.                                                                                                                    2. Rice ……………………. in Britain.                                                                                                                               3. The sun ………………………….. in the east.                                                                              4. Bees …………………….. honey.                                                                                                             5. Vegetarians ................................. meat.                                                                                                               6. An atheist ............................ in God.                                                                                                                          7. An interpreter….............. from one language into another.                                                       8. Liars are people who ............................. ........ ...... the t ruth.                                                                   9. The River Amazon ....................................... into the Atlantic Ocean.

Bài tập 2: Sử dụng những động từ cho dưới đây để điền vào chỗ trống thích hợp. cause(s) - connect(s) - drink(s) - live(s) - open(s) - speak(s) - take(s)                                                                                1. Tanya ....................... German very well.                                                                                                                                2. I don't often .................. coffee.                                                                                                                              3. The swimming pool ………………… at 7.30 every morning.                                                                                                                     4. Bad driving …………………. many accidents.                                                                                                                                                                5. My parents ................. in a very small flat.                                                                                                            6. The Olympic Games  .................. place every four years.                                                                              7. The Panama Canal .................. the Atlantic and Pacific Oceans.

Bài tập 3: Sử dụng các động từ sau để hoàn thành câu. Believe   eat   flow   go   grow   make   rise   tell   translate                                                                                                                       1. The earth …………….. round the sun.                                                                                                                    2. Rice ……………………. in Britain.                                                                                                                               3. The sun ………………………….. in the east.                                                                              4. Bees …………………….. honey.                                                                                                             5. Vegetarians ................................. meat.                                                                                                               6. An atheist ............................ in God.                                                                                                                          7. An interpreter….............. from one language into another.                                                       8. Liars are people who ............................. ........ ...... the t ruth.                                                                   9. The River Amazon ....................................... into the Atlantic Ocean.