| You should _____ your lessons. A. be concentrate B. being concentrated C. concentrate on D. concentrate |
| To tell the truth, you can’t ______ to learn a foreign language in a week. A. practice B. expect C. admit D. imagine |
| You should _____ your lessons. A. be concentrate B. being concentrated C. concentrate on D. concentrate |
| To tell the truth, you can’t ______ to learn a foreign language in a week. A. practice B. expect C. admit D. imagine |