X.CORRECTION : Identify the one underlined word or phrase that must be changes for the sentences to be correct. A.TENSES : 1. We (took) the bus (downtown) , did (a few) A B C errands , and (had gone) to lunch. D 2.The (last time) she (wrote) to me (are) (in) A B C D 2005. B.GERUND AND TO INF : 1. (Before) (to go) out , (remember) to (turn off) A B C D all the lights. 2. It (spent) (me) 30 minutes (to clean) (the) A B C D floor. 3. Do you mind (to go) out (with) her (to buy) A B C some (ice creams) ? D 4. (On) Saturday, I enjoy (to go) to (the concert) A B C (with) my friend. D 5.I can't help (to feel) anxious (about) the A B (economic) situation of our (country). C D 6. Before he let us go he made us (promise) A (not tell) anyone (what) we had (seen). B C D 7. He should (know) how (to use) the film A B projector , but if he doesn't you (had) better C (to show) him. D