41.I have no alternative ______ to arrive late.

17.He was lured into a crime he would not ______ have committed.

48.The 42% of Americans who have at least one step-relative typically feel a stronger sense of obligation to their biological parent, child or sibling than to their step-relatives.

7. —I guess you want to go play tennis.—__________. That’s exactly what I was thinking too.

4. ______ he was ill, I was expected to take his place greatly surprised me for I didn‘t have much working experience.

5.“陵节而施”出自《礼记·学记》中的“不陵节而施之谓孙”，这向话指的是教育要遵循个体发展的（ ）。

21.—Will you have a second child?—Haven’t decided yet. We ________ about it the whole year.

10. _______, I will help you with your work.

19.If the _______ is correct, the spacecraft should reach the moon on Monday.

12.教师的职业特征决定了社会对教师的角色期待，教师职业的最大特点是（ ）。

44.I ______ not being able to return their invitation.

3. Every boy and every girl ________ pleased when they saw Shenzhou VI was sent up to space.