We should learn from our so that we won't repeat them．
| A．experiences | B．experiments | C．mistakes | D．opportunities |
"Whose T-shirt is this?" "It_____ be John's. It's much too small for him.”
A. might B. can't C. needn't
" Lily，let's make vegetable salad. How many ________do we need?" “One is enough.”
A. oranges B. potato C. tomatoes
The girl who _______ beautiful eyes _______a prize in yesterday’s singing contest.
| A．has; wins | B．had; won |
| C．having; won | D．has; won |
—Do you like watching the talk show?
—Yes. It always makes people _______.
| A．to laugh | B．laughing |
| C．laugh | D．laughed |
—What do you think of the two pairs of trousers?
—They don’t fit me well. They are _______ too long _______ too short.
| A．not only; but also | B．both; and |
| C．either; or | D．neither; nor |