Energy can be collected by solar __________ on cloudy days.

Câu hỏi liên quan

• Find the mistake among the underlined words or phrases.

  If (A) you do not understand (B) what were written (C) in the book, you could ask (D) Mr. Pike.

• Each of the following sentences has an error. Find the errors and correct them.

  The main divisions of geologic time, called eras, are subdivided in periods.

•  Students have to carry __________ their duties

ZUNIA12

•  I think we can practice our listening and speaking skills by _____ .

• Choose the best option:

  The preliminary draft ____ the agreement has been approved.

• That 's wonderful. I'm pleased __________ you are working hard.

• Choose the best one (A, B, C, or D) to complete the sentence.

  They didn’t stop __________ until 11.30 pm when there was a power cut.

• Each of the following sentences has an error. Find the errors and correct them. 

  It is important that the mechanic takes steps to repair our air conditioner.

• Oh dear ! How __________ our household bills are ! We can't pay them.

• We’d like to travel to a city ______ there is a lot of sightseeing

• Choose the best answer to each question. 

  This is the oldest building ________ the village.

• Circle the letter (A, B, C, or D) next to the word or phrase which best completes each sentence.

  I’m sorry I was rude to you yesterday. => I apologize ____________.

• If you _________ complaining, I'll leave immediately.

• Each of the following sentences has an error. Find the errors and correct them.

  Most people are surprising to see how rapidly bacteria can multiply under favorable conditions.

• Each of the following sentences has an error. Find the errors and correct them.

  He was one of the first inventor to apply the principles to the process of invention.

• Choose the best answer to each question. 

  An unexpected problem has _______, so we have had to cancel the meeting.

• Choose the best answer to fill in the blank:

  Mary’s eyes are weak, __________, she has to wear glasses.

• They climbed onto the wall and they couldn't get _____________

• The__________ coast can expect thunderstorm.

• She attended the class __________ she didn't feel alert.