Fill in the blanks with to be (to), to have (to) or must using the correct form of the infinitive. 1. I did not know who ... (to be) my travelling companion. 2. According to the state plan, many new dwelling houses ... (to buil...

Fill in the blanks with to be (to), to have (to) or must using the correct form of the infinitive. 1. I did not know who ... (to be) my travelling companion. 2. According to the state plan, many new dwelling houses ... (to build) this year. 3. We … to work) hard to achieve good results. 4. I think we ... (to, drop) anchor in that bay until the storm quiets down," the captain said to his mate. 5. … (to say) your behaviour has been far from straightforward. (Sh) 6. "Mabel has gone," Lanny said in a flat, impersonal voice. The old woman went back to her chair and sat down heavily. "It … (to be). Where did she go, son?" (Ab) 7. "Have you been studying much law lately?" I asked, to change the subject. "Oh, Master Copperfield," he said with an air of selfdenial; "My reading ... hardly (to call) study." (CD.) 8. Sartorius. If I give in now I … (to give in) always. (Sh.) 9. Mrs. P e a r с e. What … (to become) of the girl? ... she (to pay) anything? (Sh.) 10. This is serious; you … (not to joke) about it (Sh.)