Complete the following sentences, using the-ingor-edforms of the verbs in brackets.Teaching young children is certainly.........................(challenge), both mentally and physically.
举一反三
- What does the professor actually mean when he says this A: The old are physically less healthy. B: The young are mentally stronger. C: The old are as strong as the young. D: The young are stronger mentally and physically.
- Choose the correct tense of the verbs in brackets to complete the following sentences.
- Complete the following sentences by translating the Chinese in brackets into English.
- Complete the following sentences with the verbs given in their right tenses.
- Complete the following sentences by using an infinitive or a gerund.Use the verbs suggested in brackets. It's worthwhile.........................(take)the trouble to explain a job fully to new employees.