—Oh, I failed again
—Don’t lose heart. One more effort, ________ you will succeed.
| A．so that | B．therefore | C．however | D．and |
Either he or I ____ to attend the mass meeting this evening.
| A．is | B．am | C．are | D．be |
To play basketball and to go swimming ___ useful for character-training.
| A．was | B．is | C．are | D．were |
Early to bed and early to rise ____ a good habit.
| A．are | B．is | C．were | D．was |
Both rice and wheat ____ grown in that country.
| A．is | B．are | C．was | D．has |
They both have some friends; but his ____ more active.
| A．is | B．will be | C．was | D．are |